85357037272 has 32 divisors (see below), whose sum is σ = 176022705600. Its totient is φ = 38557350144.

The previous prime is 85357037257. The next prime is 85357037279. The reversal of 85357037272 is 27273075358.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85357037279) 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, 8726397 + ... + 8736172.

It is an arithmetic number, because the mean of its divisors is an integer number (5500709550).

Almost surely, 2^85357037272 is an apocalyptic number.

It is an amenable number.

85357037272 is an abundant number, since it is smaller than the sum of its proper divisors (90665668328).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

85357037272 is a wasteful number, since it uses less digits than its factorization.

85357037272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17462635 (or 17462631 counting only the distinct ones).

The product of its (nonzero) digits is 2469600, while the sum is 49.

The spelling of 85357037272 in words is "eighty-five billion, three hundred fifty-seven million, thirty-seven thousand, two hundred seventy-two".