667882700104 has 8 divisors (see below), whose sum is σ = 1252280062710. Its totient is φ = 333941350048.

The previous prime is 667882700071. The next prime is 667882700143. The reversal of 667882700104 is 401007288766.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 356516468100 + 311366232004 = 597090^2 + 558002^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×667882700104² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41742668749 + ... + 41742668764.

Almost surely, 2^667882700104 is an apocalyptic number.

It is an amenable number.

667882700104 is a deficient number, since it is larger than the sum of its proper divisors (584397362606).

667882700104 is a wasteful number, since it uses less digits than its factorization.

667882700104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83485337519 (or 83485337515 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 49.

The spelling of 667882700104 in words is "six hundred sixty-seven billion, eight hundred eighty-two million, seven hundred thousand, one hundred four".