612542008413 has 12 divisors (see below), whose sum is σ = 886030841020. Its totient is φ = 407785366656.

The previous prime is 612542008391. The next prime is 612542008417. The reversal of 612542008413 is 314800245216.

It is a happy number.

612542008413 is a `hidden beast` number, since 612 + 5 + 4 + 20 + 0 + 8 + 4 + 13 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 225114189444 + 387427818969 = 474462^2 + 622437^2 .

It is not a de Polignac number, because 612542008413 - 2³⁸ = 337664101469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612542008417) 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, 47990956 + ... + 48003717.

Almost surely, 2^612542008413 is an apocalyptic number.

It is an amenable number.

612542008413 is a deficient number, since it is larger than the sum of its proper divisors (273488832607).

612542008413 is a wasteful number, since it uses less digits than its factorization.

612542008413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95995388 (or 95995385 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The spelling of 612542008413 in words is "six hundred twelve billion, five hundred forty-two million, eight thousand, four hundred thirteen".