85556499292 has 24 divisors (see below), whose sum is σ = 165772978560. Its totient is φ = 38308878960.

The previous prime is 85556499271. The next prime is 85556499299. The reversal of 85556499292 is 29299465558.

It is a super-2 number, since 2×85556499292² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85556499299) 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 7 ways as a sum of consecutive naturals, for example, 14507992 + ... + 14513887.

It is an arithmetic number, because the mean of its divisors is an integer number (6907207440).

Almost surely, 2^85556499292 is an apocalyptic number.

It is an amenable number.

85556499292 is a deficient number, since it is larger than the sum of its proper divisors (80216479268).

85556499292 is a wasteful number, since it uses less digits than its factorization.

85556499292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29021961 (or 29021959 counting only the distinct ones).

The product of its digits is 69984000, while the sum is 64.

The spelling of 85556499292 in words is "eighty-five billion, five hundred fifty-six million, four hundred ninety-nine thousand, two hundred ninety-two".