667296490238 has 16 divisors (see below), whose sum is σ = 1146877561440. Its totient is φ = 285249029856.

The previous prime is 667296490219. The next prime is 667296490277. The reversal of 667296490238 is 832094692766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61259381 + ... + 61270272.

It is an arithmetic number, because the mean of its divisors is an integer number (71679847590).

Almost surely, 2^667296490238 is an apocalyptic number.

667296490238 is a deficient number, since it is larger than the sum of its proper divisors (479581071202).

667296490238 is a wasteful number, since it uses less digits than its factorization.

667296490238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122530051.

The product of its (nonzero) digits is 47029248, while the sum is 62.

The spelling of 667296490238 in words is "six hundred sixty-seven billion, two hundred ninety-six million, four hundred ninety thousand, two hundred thirty-eight".