617989792332 has 24 divisors (see below), whose sum is σ = 1573064926272. Its totient is φ = 187269634000.

The previous prime is 617989792327. The next prime is 617989792337. The reversal of 617989792332 is 233297989716.

It is an interprime number because it is at equal distance from previous prime (617989792327) and next prime (617989792337).

It is a super-2 number, since 2×617989792332² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (66).

It is not an unprimeable number, because it can be changed into a prime (617989792337) 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, 2340870294 + ... + 2340870557.

It is an arithmetic number, because the mean of its divisors is an integer number (65544371928).

Almost surely, 2^617989792332 is an apocalyptic number.

It is an amenable number.

617989792332 is an abundant number, since it is smaller than the sum of its proper divisors (955075133940).

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

617989792332 is a wasteful number, since it uses less digits than its factorization.

617989792332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4681740869 (or 4681740867 counting only the distinct ones).

The product of its digits is 61725888, while the sum is 66.

The spelling of 617989792332 in words is "six hundred seventeen billion, nine hundred eighty-nine million, seven hundred ninety-two thousand, three hundred thirty-two".