667462955658 has 16 divisors (see below), whose sum is σ = 1334934478656. Its totient is φ = 222486224000.

The previous prime is 667462955657. The next prime is 667462955711. The reversal of 667462955658 is 856559264766.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 667462955592 and 667462955601.

It is not an unprimeable number, because it can be changed into a prime (667462955657) 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, 1136410 + ... + 1620602.

It is an arithmetic number, because the mean of its divisors is an integer number (83433404916).

Almost surely, 2^667462955658 is an apocalyptic number.

667462955658 is an abundant number, since it is smaller than the sum of its proper divisors (667471522998).

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

667462955658 is a wasteful number, since it uses less digits than its factorization.

667462955658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713949.

The product of its digits is 653184000, while the sum is 69.

The spelling of 667462955658 in words is "six hundred sixty-seven billion, four hundred sixty-two million, nine hundred fifty-five thousand, six hundred fifty-eight".