617375871952 has 80 divisors (see below), whose sum is σ = 1370145912192. Its totient is φ = 263990453760.

The previous prime is 617375871947. The next prime is 617375871953. The reversal of 617375871952 is 259178573716.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (617375871953) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141176838 + ... + 141181210.

Almost surely, 2^617375871952 is an apocalyptic number.

It is an amenable number.

617375871952 is an abundant number, since it is smaller than the sum of its proper divisors (752770040240).

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

617375871952 is a wasteful number, since it uses less digits than its factorization.

617375871952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6956 (or 6950 counting only the distinct ones).

The product of its digits is 22226400, while the sum is 61.

The spelling of 617375871952 in words is "six hundred seventeen billion, three hundred seventy-five million, eight hundred seventy-one thousand, nine hundred fifty-two".