667333400004 has 24 divisors (see below), whose sum is σ = 1730123629920. Its totient is φ = 222444466632.

The previous prime is 667333400003. The next prime is 667333400009. The reversal of 667333400004 is 400004333766.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (667333400003) 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, 3089506374 + ... + 3089506589.

It is an arithmetic number, because the mean of its divisors is an integer number (72088484580).

Almost surely, 2^667333400004 is an apocalyptic number.

It is an amenable number.

667333400004 is an abundant number, since it is smaller than the sum of its proper divisors (1062790229916).

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

667333400004 is a wasteful number, since it uses less digits than its factorization.

667333400004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6179012976 (or 6179012968 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 36.

The spelling of 667333400004 in words is "six hundred sixty-seven billion, three hundred thirty-three million, four hundred thousand, four".