667104054 has 16 divisors (see below), whose sum is σ = 1340193792. Its totient is φ = 221370408.

The previous prime is 667104049. The next prime is 667104073. The reversal of 667104054 is 450401766.

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, 247954 + ... + 250629.

It is an arithmetic number, because the mean of its divisors is an integer number (83762112).

Almost surely, 2^667104054 is an apocalyptic number.

667104054 is an abundant number, since it is smaller than the sum of its proper divisors (673089738).

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

667104054 is a wasteful number, since it uses less digits than its factorization.

667104054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498811.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 667104054 is about 25828.3575552144. The cubic root of 667104054 is about 873.7714694858.

The spelling of 667104054 in words is "six hundred sixty-seven million, one hundred four thousand, fifty-four".