6457620676374 has 40 divisors (see below), whose sum is σ = 16536975703248. Its totient is φ = 1845034478640.

The previous prime is 6457620676361. The next prime is 6457620676433. The reversal of 6457620676374 is 4736760267546.

6457620676374 is a `hidden beast` number, since 6 + 4 + 57 + 6 + 206 + 7 + 6 + 374 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2847274297 + ... + 2847276564.

Almost surely, 2^{6457620676374} is an apocalyptic number.

6457620676374 is an abundant number, since it is smaller than the sum of its proper divisors (10079355026874).

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

6457620676374 is a wasteful number, since it uses less digits than its factorization.

6457620676374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5694550882 (or 5694550873 counting only the distinct ones).

The product of its (nonzero) digits is 213373440, while the sum is 63.

The spelling of 6457620676374 in words is "six trillion, four hundred fifty-seven billion, six hundred twenty million, six hundred seventy-six thousand, three hundred seventy-four".