124401320564 has 48 divisors (see below), whose sum is σ = 227818676736. Its totient is φ = 59326080000.

The previous prime is 124401320521. The next prime is 124401320609. The reversal of 124401320564 is 465023104421.

It is a self number, because there is not a number n which added to its sum of digits gives 124401320564.

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, 73305764 + ... + 73307460.

It is an arithmetic number, because the mean of its divisors is an integer number (4746222432).

Almost surely, 2^124401320564 is an apocalyptic number.

It is an amenable number.

124401320564 is a deficient number, since it is larger than the sum of its proper divisors (103417356172).

124401320564 is a wasteful number, since it uses less digits than its factorization.

124401320564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3536 (or 3534 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 124401320564 its reverse (465023104421), we get a palindrome (589424424985).

The spelling of 124401320564 in words is "one hundred twenty-four billion, four hundred one million, three hundred twenty thousand, five hundred sixty-four".