61272879108024 has 64 divisors (see below), whose sum is σ = 159843346502400. Its totient is φ = 19536151574016.

The previous prime is 61272879108019. The next prime is 61272879108029. The reversal of 61272879108024 is 42080197827216.

It is an interprime number because it is at equal distance from previous prime (61272879108019) and next prime (61272879108029).

It is a super-2 number, since 2×61272879108024² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61272879108029) 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, 118388112 + ... + 118904544.

It is an arithmetic number, because the mean of its divisors is an integer number (2497552289100).

Almost surely, 2^{61272879108024} is an apocalyptic number.

It is an amenable number.

61272879108024 is an abundant number, since it is smaller than the sum of its proper divisors (98570467394376).

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

61272879108024 is a wasteful number, since it uses less digits than its factorization.

61272879108024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 731404 (or 731400 counting only the distinct ones).

The product of its (nonzero) digits is 5419008, while the sum is 57.

The spelling of 61272879108024 in words is "sixty-one trillion, two hundred seventy-two billion, eight hundred seventy-nine million, one hundred eight thousand, twenty-four".