85556516536 has 8 divisors (see below), whose sum is σ = 160418468520. Its totient is φ = 42778258264.

The previous prime is 85556516519. The next prime is 85556516537. The reversal of 85556516536 is 63561565558.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85556516537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5347282276 + ... + 5347282291.

It is an arithmetic number, because the mean of its divisors is an integer number (20052308565).

Almost surely, 2^85556516536 is an apocalyptic number.

It is an amenable number.

85556516536 is a deficient number, since it is larger than the sum of its proper divisors (74861951984).

85556516536 is a wasteful number, since it uses less digits than its factorization.

85556516536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10694564573 (or 10694564569 counting only the distinct ones).

The product of its digits is 16200000, while the sum is 55.

The spelling of 85556516536 in words is "eighty-five billion, five hundred fifty-six million, five hundred sixteen thousand, five hundred thirty-six".