612965601177312 has 48 divisors (see below), whose sum is σ = 1613348469144720. Its totient is φ = 203774087242752.

The previous prime is 612965601177289. The next prime is 612965601177317. The reversal of 612965601177312 is 213771106569216.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612965601177317) 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, 8559023637 + ... + 8559095252.

It is an arithmetic number, because the mean of its divisors is an integer number (33611426440515).

Almost surely, 2^{612965601177312} is an apocalyptic number.

It is an amenable number.

612965601177312 is an abundant number, since it is smaller than the sum of its proper divisors (1000382867967408).

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

612965601177312 is a wasteful number, since it uses less digits than its factorization.

612965601177312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17118119275 (or 17118119267 counting only the distinct ones).

The product of its (nonzero) digits is 5715360, while the sum is 57.

The spelling of 612965601177312 in words is "six hundred twelve trillion, nine hundred sixty-five billion, six hundred one million, one hundred seventy-seven thousand, three hundred twelve".