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85285673376 = 2531078302733
BaseRepresentation
bin100111101101101101…
…1000001100110100000
322011010201001002202120
41033123123001212200
52344131113022001
6103102451544240
76106313156031
oct1173333014640
9264121032676
1085285673376
11331955a2792
1214641bbb080
1380722164b7
1441b0b60a88
152342554236
hex13db6c19a0

85285673376 has 48 divisors (see below), whose sum is σ = 225967208544. Its totient is φ = 28162866944.

The previous prime is 85285673359. The next prime is 85285673387. The reversal of 85285673376 is 67337658258.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4141095 + ... + 4161638.

It is an arithmetic number, because the mean of its divisors is an integer number (4707650178).

Almost surely, 285285673376 is an apocalyptic number.

It is an amenable number.

85285673376 is an abundant number, since it is smaller than the sum of its proper divisors (140681535168).

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

85285673376 is a wasteful number, since it uses less digits than its factorization.

85285673376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8302853 (or 8302845 counting only the distinct ones).

The product of its digits is 50803200, while the sum is 60.

The spelling of 85285673376 in words is "eighty-five billion, two hundred eighty-five million, six hundred seventy-three thousand, three hundred seventy-six".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 107 214 321 428 642 856 1284 1712 2568 3424 5136 10272 8302733 16605466 24908199 33210932 49816398 66421864 99632796 132843728 199265592 265687456 398531184 797062368 888392431 1776784862 2665177293 3553569724 5330354586 7107139448 10660709172 14214278896 21321418344 28428557792 42642836688 85285673376