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2069435554590 = 235292378661557
BaseRepresentation
bin11110000111010011111…
…110001001101100011110
321022211120112002111022010
4132013103332021230132
5232401201000221330
64222404025532050
7302340353660205
oct36072376115436
97284515074263
102069435554590
11728708469748
122950a1944026
131201baa81451
147223853623c
1538c6dc953b0
hex1e1d3f89b1e

2069435554590 has 32 divisors (see below), whose sum is σ = 5137908965280. Its totient is φ = 532820188544.

The previous prime is 2069435554579. The next prime is 2069435554591. The reversal of 2069435554590 is 954555349602.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2069435554590.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2069435554591) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1189329909 + ... + 1189331648.

It is an arithmetic number, because the mean of its divisors is an integer number (160559655165).

Almost surely, 22069435554590 is an apocalyptic number.

2069435554590 is an abundant number, since it is smaller than the sum of its proper divisors (3068473410690).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2069435554590 is a wasteful number, since it uses less digits than its factorization.

2069435554590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2378661596.

The product of its (nonzero) digits is 29160000, while the sum is 57.

The spelling of 2069435554590 in words is "two trillion, sixty-nine billion, four hundred thirty-five million, five hundred fifty-four thousand, five hundred ninety".

Divisors: 1 2 3 5 6 10 15 29 30 58 87 145 174 290 435 870 2378661557 4757323114 7135984671 11893307785 14271969342 23786615570 35679923355 68981185153 71359846710 137962370306 206943555459 344905925765 413887110918 689811851530 1034717777295 2069435554590