617900112291 has 16 divisors (see below), whose sum is σ = 1027158628608. Its totient is φ = 320987071200.

The previous prime is 617900112287. The next prime is 617900112377. The reversal of 617900112291 is 192211009716.

It is not a de Polignac number, because 617900112291 - 2² = 617900112287 is a prime.

It is not an unprimeable number, because it can be changed into a prime (617900114291) 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, 1337445900 + ... + 1337446361.

It is an arithmetic number, because the mean of its divisors is an integer number (64197414288).

Almost surely, 2^617900112291 is an apocalyptic number.

617900112291 is a deficient number, since it is larger than the sum of its proper divisors (409258516317).

617900112291 is a wasteful number, since it uses less digits than its factorization.

617900112291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2674892282.

The product of its (nonzero) digits is 13608, while the sum is 39.

The spelling of 617900112291 in words is "six hundred seventeen billion, nine hundred million, one hundred twelve thousand, two hundred ninety-one".