85470534997952 has 112 divisors (see below), whose sum is σ = 193142823654144. Its totient is φ = 37244316672000.

The previous prime is 85470534997927. The next prime is 85470534997963. The reversal of 85470534997952 is 25979943507458.

It is a super-2 number, since 2×85470534997952² (a number of 29 digits) contains 22 as substring.

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, 39355199 + ... + 41470142.

It is an arithmetic number, because the mean of its divisors is an integer number (1724489496912).

Almost surely, 2^{85470534997952} is an apocalyptic number.

85470534997952 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

85470534997952 is an abundant number, since it is smaller than the sum of its proper divisors (107672288656192).

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

85470534997952 is a wasteful number, since it uses less digits than its factorization.

85470534997952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80825438 (or 80825428 counting only the distinct ones).

The product of its (nonzero) digits is 3429216000, while the sum is 77.

The spelling of 85470534997952 in words is "eighty-five trillion, four hundred seventy billion, five hundred thirty-four million, nine hundred ninety-seven thousand, nine hundred fifty-two".