3120276912768 has 128 divisors (see below), whose sum is σ = 9693842952000. Its totient is φ = 985350583296.

The previous prime is 3120276912763. The next prime is 3120276912799. The reversal of 3120276912768 is 8672196720213.

It is a happy number.

3120276912768 is a `hidden beast` number, since 3 + 12 + 0 + 276 + 91 + 276 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×3120276912768² (a number of 26 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (3120276912763) 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, 23693755 + ... + 23825082.

Almost surely, 2^{3120276912768} is an apocalyptic number.

3120276912768 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

3120276912768 is an abundant number, since it is smaller than the sum of its proper divisors (6573566039232).

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

3120276912768 is a wasteful number, since it uses less digits than its factorization.

3120276912768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47518879 (or 47518861 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 3120276912768 in words is "three trillion, one hundred twenty billion, two hundred seventy-six million, nine hundred twelve thousand, seven hundred sixty-eight".