667237248012 has 48 divisors (see below), whose sum is σ = 1571446945152. Its totient is φ = 220339029120.

The previous prime is 667237247993. The next prime is 667237248023. The reversal of 667237248012 is 210842732766.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 393903 + ... + 1220505.

It is an arithmetic number, because the mean of its divisors is an integer number (32738478024).

Almost surely, 2^667237248012 is an apocalyptic number.

It is an amenable number.

667237248012 is an abundant number, since it is smaller than the sum of its proper divisors (904209697140).

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

667237248012 is a wasteful number, since it uses less digits than its factorization.

667237248012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827238 (or 827236 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 48.

The spelling of 667237248012 in words is "six hundred sixty-seven billion, two hundred thirty-seven million, two hundred forty-eight thousand, twelve".