612531095472 has 60 divisors (see below), whose sum is σ = 1715782526640. Its totient is φ = 203992869504.

The previous prime is 612531095461. The next prime is 612531095479. The reversal of 612531095472 is 274590135216.

612531095472 is a `hidden beast` number, since 61 + 2 + 5 + 31 + 0 + 95 + 472 = 666.

It is a super-3 number, since 3×612531095472³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (612531095479) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1758108 + ... + 2077499.

It is an arithmetic number, because the mean of its divisors is an integer number (28596375444).

Almost surely, 2^612531095472 is an apocalyptic number.

It is an amenable number.

612531095472 is an abundant number, since it is smaller than the sum of its proper divisors (1103251431168).

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

612531095472 is a wasteful number, since it uses less digits than its factorization.

612531095472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3836730 (or 3836721 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 612531095472 in words is "six hundred twelve billion, five hundred thirty-one million, ninety-five thousand, four hundred seventy-two".