2451279963272 has 32 divisors (see below), whose sum is σ = 5561727649920. Its totient is φ = 988751581440.

The previous prime is 2451279963269. The next prime is 2451279963277. The reversal of 2451279963272 is 2723699721542.

It is not an unprimeable number, because it can be changed into a prime (2451279963277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1287436004 + ... + 1287437907.

It is an arithmetic number, because the mean of its divisors is an integer number (173803989060).

Almost surely, 2^{2451279963272} is an apocalyptic number.

It is an amenable number.

2451279963272 is an abundant number, since it is smaller than the sum of its proper divisors (3110447686648).

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

2451279963272 is a wasteful number, since it uses less digits than its factorization.

2451279963272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2574873941 (or 2574873937 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 59.

The spelling of 2451279963272 in words is "two trillion, four hundred fifty-one billion, two hundred seventy-nine million, nine hundred sixty-three thousand, two hundred seventy-two".