85625740474 has 32 divisors (see below), whose sum is σ = 133064514576. Its totient is φ = 41292426240.

The previous prime is 85625740469. The next prime is 85625740481. The reversal of 85625740474 is 47404752658.

It can be written as a sum of positive squares in 8 ways, for example, as 60052933249 + 25572807225 = 245057^2 + 159915^2 .

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, 5022084 + ... + 5039104.

Almost surely, 2^85625740474 is an apocalyptic number.

85625740474 is a deficient number, since it is larger than the sum of its proper divisors (47438774102).

85625740474 is a wasteful number, since it uses less digits than its factorization.

85625740474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17650.

The product of its (nonzero) digits is 7526400, while the sum is 52.

The spelling of 85625740474 in words is "eighty-five billion, six hundred twenty-five million, seven hundred forty thousand, four hundred seventy-four".