90113600870 has 32 divisors (see below), whose sum is σ = 165006416736. Its totient is φ = 35428000000.

The previous prime is 90113600861. The next prime is 90113600909. The reversal of 90113600870 is 7800631109.

It is a super-2 number, since 2×90113600870² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 90113600870.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 187256 + ... + 463995.

It is an arithmetic number, because the mean of its divisors is an integer number (5156450523).

Almost surely, 2^90113600870 is an apocalyptic number.

90113600870 is a deficient number, since it is larger than the sum of its proper divisors (74892815866).

90113600870 is a wasteful number, since it uses less digits than its factorization.

90113600870 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651496.

The product of its (nonzero) digits is 9072, while the sum is 35.

The spelling of 90113600870 in words is "ninety billion, one hundred thirteen million, six hundred thousand, eight hundred seventy".