6667037457 has 16 divisors (see below), whose sum is σ = 8993132928. Its totient is φ = 4392984960.

The previous prime is 6667037453. The next prime is 6667037477. The reversal of 6667037457 is 7547307666.

It is not a de Polignac number, because 6667037457 - 2² = 6667037453 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6667037453) 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, 140283 + ... + 181695.

It is an arithmetic number, because the mean of its divisors is an integer number (562070808).

Almost surely, 2^6667037457 is an apocalyptic number.

It is an amenable number.

6667037457 is a deficient number, since it is larger than the sum of its proper divisors (2326095471).

6667037457 is a wasteful number, since it uses less digits than its factorization.

6667037457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42040.

The product of its (nonzero) digits is 4445280, while the sum is 51.

The square root of 6667037457 is about 81651.9286789969. The cubic root of 6667037457 is about 1882.1069498215.

The spelling of 6667037457 in words is "six billion, six hundred sixty-seven million, thirty-seven thousand, four hundred fifty-seven".