85026072650 has 72 divisors (see below), whose sum is σ = 163786691460. Its totient is φ = 32835686400.

The previous prime is 85026072617. The next prime is 85026072739. The reversal of 85026072650 is 5627062058.

It can be written as a sum of positive squares in 18 ways, for example, as 12157929169 + 72868143481 = 110263^2 + 269941^2 .

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a junction number, because it is equal to n+sod(n) for n = 85026072598 and 85026072607.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8147636 + ... + 8158064.

Almost surely, 2^85026072650 is an apocalyptic number.

85026072650 is a deficient number, since it is larger than the sum of its proper divisors (78760618810).

85026072650 is a wasteful number, since it uses less digits than its factorization.

85026072650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10620 (or 10574 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 85026072650 in words is "eighty-five billion, twenty-six million, seventy-two thousand, six hundred fifty".