85572711544380 has 48 divisors (see below), whose sum is σ = 239615083750560. Its totient is φ = 22818295323648.

The previous prime is 85572711544363. The next prime is 85572711544393. The reversal of 85572711544380 is 8344511727558.

It is a super-2 number, since 2×85572711544380² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (60).

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, 32938825 + ... + 35441664.

It is an arithmetic number, because the mean of its divisors is an integer number (4991980911470).

Almost surely, 2^{85572711544380} is an apocalyptic number.

It is an amenable number.

85572711544380 is an abundant number, since it is smaller than the sum of its proper divisors (154042372206180).

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

85572711544380 is a wasteful number, since it uses less digits than its factorization.

85572711544380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68401358 (or 68401356 counting only the distinct ones).

The product of its (nonzero) digits is 37632000, while the sum is 60.

The spelling of 85572711544380 in words is "eighty-five trillion, five hundred seventy-two billion, seven hundred eleven million, five hundred forty-four thousand, three hundred eighty".