617800700431 has 8 divisors (see below), whose sum is σ = 621202339584. Its totient is φ = 614400802080.

The previous prime is 617800700423. The next prime is 617800700477. The reversal of 617800700431 is 134007008716.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 617800700431 - 2³ = 617800700423 is a prime.

It is a super-2 number, since 2×617800700431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (617800700401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 279765 + ... + 1146241.

It is an arithmetic number, because the mean of its divisors is an integer number (77650292448).

Almost surely, 2^617800700431 is an apocalyptic number.

617800700431 is a deficient number, since it is larger than the sum of its proper divisors (3401639153).

617800700431 is a wasteful number, since it uses less digits than its factorization.

617800700431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 870401.

The product of its (nonzero) digits is 28224, while the sum is 37.

The spelling of 617800700431 in words is "six hundred seventeen billion, eight hundred million, seven hundred thousand, four hundred thirty-one".