2668030652832 has 24 divisors (see below), whose sum is σ = 7003580463936. Its totient is φ = 889343550912.

The previous prime is 2668030652779. The next prime is 2668030652839. The reversal of 2668030652832 is 2382560308662.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×2668030652832² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2668030652839) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13895992888 + ... + 13895993079.

It is an arithmetic number, because the mean of its divisors is an integer number (291815852664).

Almost surely, 2^{2668030652832} is an apocalyptic number.

It is an amenable number.

2668030652832 is an abundant number, since it is smaller than the sum of its proper divisors (4335549811104).

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

2668030652832 is a wasteful number, since it uses less digits than its factorization.

2668030652832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27791985980 (or 27791985972 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 51.

The spelling of 2668030652832 in words is "two trillion, six hundred sixty-eight billion, thirty million, six hundred fifty-two thousand, eight hundred thirty-two".