6451464274437 has 48 divisors (see below), whose sum is σ = 10952729313792. Its totient is φ = 3347183710080.

The previous prime is 6451464274361. The next prime is 6451464274457. The reversal of 6451464274437 is 7344724641546.

It is not a de Polignac number, because 6451464274437 - 2¹² = 6451464270341 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6451464274457) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 27555253 + ... + 27788394.

It is an arithmetic number, because the mean of its divisors is an integer number (228181860704).

Almost surely, 2^{6451464274437} is an apocalyptic number.

It is an amenable number.

6451464274437 is a deficient number, since it is larger than the sum of its proper divisors (4501265039355).

6451464274437 is a wasteful number, since it uses less digits than its factorization.

6451464274437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55343738 (or 55343731 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 57.

The spelling of 6451464274437 in words is "six trillion, four hundred fifty-one billion, four hundred sixty-four million, two hundred seventy-four thousand, four hundred thirty-seven".