612648371934 has 64 divisors (see below), whose sum is σ = 1365722380800. Its totient is φ = 203574311424.

The previous prime is 612648371927. The next prime is 612648371963. The reversal of 612648371934 is 439173846216.

612648371934 is a `hidden beast` number, since 6 + 1 + 2 + 6 + 483 + 71 + 93 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 96674814 + ... + 96681150.

It is an arithmetic number, because the mean of its divisors is an integer number (21339412200).

Almost surely, 2^612648371934 is an apocalyptic number.

612648371934 is an abundant number, since it is smaller than the sum of its proper divisors (753074008866).

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

612648371934 is a wasteful number, since it uses less digits than its factorization.

612648371934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11694 (or 11688 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 54.

The spelling of 612648371934 in words is "six hundred twelve billion, six hundred forty-eight million, three hundred seventy-one thousand, nine hundred thirty-four".