85476007923 has 16 divisors (see below), whose sum is σ = 115910246400. Its totient is φ = 56013063840.

The previous prime is 85476007913. The next prime is 85476007963. The reversal of 85476007923 is 32970067458.

It is not a de Polignac number, because 85476007923 - 2²² = 85471813619 is a prime.

It is a super-2 number, since 2×85476007923² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (85476007913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3612993 + ... + 3636573.

It is an arithmetic number, because the mean of its divisors is an integer number (7244390400).

Almost surely, 2^85476007923 is an apocalyptic number.

85476007923 is a deficient number, since it is larger than the sum of its proper divisors (30434238477).

85476007923 is a wasteful number, since it uses less digits than its factorization.

85476007923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44122.

The product of its (nonzero) digits is 2540160, while the sum is 51.

The spelling of 85476007923 in words is "eighty-five billion, four hundred seventy-six million, seven thousand, nine hundred twenty-three".