667022126460 has 96 divisors (see below), whose sum is σ = 1956057126912. Its totient is φ = 169511063040.

The previous prime is 667022126453. The next prime is 667022126479. The reversal of 667022126460 is 64621220766.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 517809 + ... + 1265768.

It is an arithmetic number, because the mean of its divisors is an integer number (20375595072).

Almost surely, 2^667022126460 is an apocalyptic number.

667022126460 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

667022126460 is an abundant number, since it is smaller than the sum of its proper divisors (1289035000452).

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

667022126460 is a wasteful number, since it uses less digits than its factorization.

667022126460 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783883 (or 1783881 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 42.

The spelling of 667022126460 in words is "six hundred sixty-seven billion, twenty-two million, one hundred twenty-six thousand, four hundred sixty".