123032617564 has 12 divisors (see below), whose sum is σ = 215319725488. Its totient is φ = 61512696000.

The previous prime is 123032617553. The next prime is 123032617607. The reversal of 123032617564 is 465716230321.

It is a happy number.

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, 825837 + ... + 963364.

Almost surely, 2^123032617564 is an apocalyptic number.

It is an amenable number.

123032617564 is a deficient number, since it is larger than the sum of its proper divisors (92287107924).

123032617564 is a wasteful number, since it uses less digits than its factorization.

123032617564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1806396 (or 1806394 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 40.

Adding to 123032617564 its reverse (465716230321), we get a palindrome (588748847885).

The spelling of 123032617564 in words is "one hundred twenty-three billion, thirty-two million, six hundred seventeen thousand, five hundred sixty-four".