612766822716 has 48 divisors (see below), whose sum is σ = 1588782226080. Its totient is φ = 204239214720.

The previous prime is 612766822711. The next prime is 612766822741. The reversal of 612766822716 is 617228667216.

It is a happy number.

612766822716 is a `hidden beast` number, since 612 + 7 + 6 + 6 + 8 + 2 + 2 + 7 + 16 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612766822711) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1163400 + ... + 1605936.

It is an arithmetic number, because the mean of its divisors is an integer number (33099629710).

Almost surely, 2^612766822716 is an apocalyptic number.

It is an amenable number.

612766822716 is an abundant number, since it is smaller than the sum of its proper divisors (976015403364).

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

612766822716 is a wasteful number, since it uses less digits than its factorization.

612766822716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455371 (or 455363 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 54.

The spelling of 612766822716 in words is "six hundred twelve billion, seven hundred sixty-six million, eight hundred twenty-two thousand, seven hundred sixteen".