85600556001 has 8 divisors (see below), whose sum is σ = 126815638560. Its totient is φ = 57067037316.

The previous prime is 85600555993. The next prime is 85600556009. The reversal of 85600556001 is 10065500658.

It is an interprime number because it is at equal distance from previous prime (85600555993) and next prime (85600556009).

It is not a de Polignac number, because 85600556001 - 2³ = 85600555993 is a prime.

It is a super-2 number, since 2×85600556001² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (85600556009) 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, 1585195455 + ... + 1585195508.

It is an arithmetic number, because the mean of its divisors is an integer number (15851954820).

Almost surely, 2^85600556001 is an apocalyptic number.

It is an amenable number.

85600556001 is a deficient number, since it is larger than the sum of its proper divisors (41215082559).

85600556001 is a wasteful number, since it uses less digits than its factorization.

85600556001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3170390972 (or 3170390966 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 36.

It can be divided in two parts, 85600 and 556001, that added together give a square (641601 = 801²).

The spelling of 85600556001 in words is "eighty-five billion, six hundred million, five hundred fifty-six thousand, one".