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50505005499 = 3131707775833
BaseRepresentation
bin101111000010010101…
…010011100110111011
311211100210002002221020
4233002111103212323
51311413240133444
635111321313523
73435363314664
oct570225234673
9154323062836
1050505005499
111a467839173
1299560358a3
1349bb588250
14263182a36b
1514a8d9b119
hexbc25539bb

50505005499 has 16 divisors (see below), whose sum is σ = 72525210912. Its totient is φ = 31077773568.

The previous prime is 50505005461. The next prime is 50505005519. The reversal of 50505005499 is 99450050505.

It is not a de Polignac number, because 50505005499 - 27 = 50505005371 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50505005499.

It is not an unprimeable number, because it can be changed into a prime (50505005099) 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, 628087 + ... + 703919.

It is an arithmetic number, because the mean of its divisors is an integer number (4532825682).

Almost surely, 250505005499 is an apocalyptic number.

50505005499 is a deficient number, since it is larger than the sum of its proper divisors (22020205413).

50505005499 is a wasteful number, since it uses less digits than its factorization.

50505005499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92926.

The product of its (nonzero) digits is 202500, while the sum is 42.

The spelling of 50505005499 in words is "fifty billion, five hundred five million, five thousand, four hundred ninety-nine".

Divisors: 1 3 13 39 17077 51231 75833 222001 227499 666003 985829 2957487 1295000141 3885000423 16835001833 50505005499