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808074074672 = 24371937072487
BaseRepresentation
bin10111100001001001111…
…01111101101000110000
32212020210001221020020022
423300210331331220300
5101214413430342142
61415120223503012
7112244554206224
oct13604475755060
92766701836208
10808074074672
1129177a826587
1211073a457a68
135b27c956b57
142b17a7d2784
15160470706d2
hexbc24f7da30

808074074672 has 40 divisors (see below), whose sum is σ = 1616289827616. Its totient is φ = 391080185856.

The previous prime is 808074074671. The next prime is 808074074681. The reversal of 808074074672 is 276470470808.

It is not an unprimeable number, because it can be changed into a prime (808074074671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3421988 + ... + 3650499.

Almost surely, 2808074074672 is an apocalyptic number.

It is an amenable number.

808074074672 is an abundant number, since it is smaller than the sum of its proper divisors (808215752944).

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

808074074672 is a wasteful number, since it uses less digits than its factorization.

808074074672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7072725 (or 7072719 counting only the distinct ones).

The product of its (nonzero) digits is 4214784, while the sum is 53.

The spelling of 808074074672 in words is "eight hundred eight billion, seventy-four million, seventy-four thousand, six hundred seventy-two".

Divisors: 1 2 4 8 16 37 74 148 193 296 386 592 772 1544 3088 7141 14282 28564 57128 114256 7072487 14144974 28289948 56579896 113159792 261682019 523364038 1046728076 1364989991 2093456152 2729979982 4186912304 5459959964 10919919928 21839839856 50504629667 101009259334 202018518668 404037037336 808074074672