612730336374 has 112 divisors (see below), whose sum is σ = 1487134051200. Its totient is φ = 188136027648.

The previous prime is 612730336363. The next prime is 612730336403. The reversal of 612730336374 is 473633037216.

612730336374 is a `hidden beast` number, since 6 + 1 + 2 + 7 + 3 + 0 + 3 + 3 + 637 + 4 = 666.

It is a super-2 number, since 2×612730336374² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 9045222 + ... + 9112710.

It is an arithmetic number, because the mean of its divisors is an integer number (13277982600).

Almost surely, 2^612730336374 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612730336374, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (743567025600).

612730336374 is an abundant number, since it is smaller than the sum of its proper divisors (874403714826).

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

612730336374 is a wasteful number, since it uses less digits than its factorization.

612730336374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68001 (or 67986 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 45.

The spelling of 612730336374 in words is "six hundred twelve billion, seven hundred thirty million, three hundred thirty-six thousand, three hundred seventy-four".