623437416632668 has 12 divisors (see below), whose sum is σ = 1190198704480632. Its totient is φ = 283380643923920.

The previous prime is 623437416632599. The next prime is 623437416632777. The reversal of 623437416632668 is 866236614734326.

It is a super-2 number, since 2×623437416632668² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7084516098055 + ... + 7084516098142.

It is an arithmetic number, because the mean of its divisors is an integer number (99183225373386).

Almost surely, 2^{623437416632668} is an apocalyptic number.

It is an amenable number.

623437416632668 is a deficient number, since it is larger than the sum of its proper divisors (566761287847964).

623437416632668 is a wasteful number, since it uses less digits than its factorization.

623437416632668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14169032196212 (or 14169032196210 counting only the distinct ones).

The product of its digits is 752467968, while the sum is 67.

The spelling of 623437416632668 in words is "six hundred twenty-three trillion, four hundred thirty-seven billion, four hundred sixteen million, six hundred thirty-two thousand, six hundred sixty-eight".