11704561902 has 48 divisors (see below), whose sum is σ = 28308728448. Its totient is φ = 3464349840.

The previous prime is 11704561901. The next prime is 11704561987. The reversal of 11704561902 is 20916540711.

11704561902 is a `hidden beast` number, since 1 + 1 + 7 + 0 + 4 + 561 + 90 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11704561901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 678858 + ... + 695885.

It is an arithmetic number, because the mean of its divisors is an integer number (589765176).

Almost surely, 2^11704561902 is an apocalyptic number.

11704561902 is an abundant number, since it is smaller than the sum of its proper divisors (16604166546).

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

11704561902 is a wasteful number, since it uses less digits than its factorization.

11704561902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374805 (or 1374802 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 36.

The spelling of 11704561902 in words is "eleven billion, seven hundred four million, five hundred sixty-one thousand, nine hundred two".