85674292250 has 128 divisors (see below), whose sum is σ = 172087156800. Its totient is φ = 31825920000.

The previous prime is 85674292217. The next prime is 85674292259. The reversal of 85674292250 is 5229247658.

It can be written as a sum of positive squares in 32 ways, for example, as 27996986329 + 57677305921 = 167323^2 + 240161^2 .

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is not an unprimeable number, because it can be changed into a prime (85674292259) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 122216900 + ... + 122217600.

Almost surely, 2^85674292250 is an apocalyptic number.

85674292250 is an abundant number, since it is smaller than the sum of its proper divisors (86412864550).

85674292250 is a wasteful number, since it uses less digits than its factorization.

85674292250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1077 (or 1067 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 50.

The spelling of 85674292250 in words is "eighty-five billion, six hundred seventy-four million, two hundred ninety-two thousand, two hundred fifty".