612705057730 has 16 divisors (see below), whose sum is σ = 1104800583744. Its totient is φ = 244652805360.

The previous prime is 612705057689. The next prime is 612705057781. The reversal of 612705057730 is 37750507216.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53646222 + ... + 53657641.

It is an arithmetic number, because the mean of its divisors is an integer number (69050036484).

Almost surely, 2^612705057730 is an apocalyptic number.

612705057730 is a deficient number, since it is larger than the sum of its proper divisors (492095526014).

612705057730 is a wasteful number, since it uses less digits than its factorization.

612705057730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107304441.

The product of its (nonzero) digits is 308700, while the sum is 43.

The spelling of 612705057730 in words is "six hundred twelve billion, seven hundred five million, fifty-seven thousand, seven hundred thirty".