623361546545136 has 80 divisors (see below), whose sum is σ = 1937263954195200. Its totient is φ = 168729441168384.

The previous prime is 623361546545119. The next prime is 623361546545149. The reversal of 623361546545136 is 631545645163326.

It is a super-2 number, since 2×623361546545136² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 623361546545136.

It is a congruent number.

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, 48822169881 + ... + 48822182648.

It is an arithmetic number, because the mean of its divisors is an integer number (24215799427440).

Almost surely, 2^{623361546545136} is an apocalyptic number.

It is an amenable number.

623361546545136 is an abundant number, since it is smaller than the sum of its proper divisors (1313902407650064).

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

623361546545136 is a wasteful number, since it uses less digits than its factorization.

623361546545136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97644352566 (or 97644352560 counting only the distinct ones).

The product of its digits is 139968000, while the sum is 60.

The spelling of 623361546545136 in words is "six hundred twenty-three trillion, three hundred sixty-one billion, five hundred forty-six million, five hundred forty-five thousand, one hundred thirty-six".