612402935969 has 6 divisors (see below), whose sum is σ = 673137111570. Its totient is φ = 556729941680.

The previous prime is 612402935933. The next prime is 612402935971. The reversal of 612402935969 is 969539204216.

It can be written as a sum of positive squares in only one way, i.e., 586227579025 + 26175356944 = 765655^2 + 161788^2 .

It is not a de Polignac number, because 612402935969 - 2²⁰ = 612401887393 is a prime.

It is a super-2 number, since 2×612402935969² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (612402935929) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2530590524 + ... + 2530590765.

It is an arithmetic number, because the mean of its divisors is an integer number (112189518595).

Almost surely, 2^612402935969 is an apocalyptic number.

It is an amenable number.

612402935969 is a deficient number, since it is larger than the sum of its proper divisors (60734175601).

612402935969 is a wasteful number, since it uses less digits than its factorization.

612402935969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5061181311 (or 5061181300 counting only the distinct ones).

The product of its (nonzero) digits is 6298560, while the sum is 56.

The spelling of 612402935969 in words is "six hundred twelve billion, four hundred two million, nine hundred thirty-five thousand, nine hundred sixty-nine".