124612162568421 has 32 divisors (see below), whose sum is σ = 192571875446400. Its totient is φ = 70947533018880.

The previous prime is 124612162568417. The next prime is 124612162568431. The reversal of 124612162568421 is 124865261216421.

It is not a de Polignac number, because 124612162568421 - 2² = 124612162568417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124612162568431) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1759576026 + ... + 1759646843.

It is an arithmetic number, because the mean of its divisors is an integer number (6017871107700).

Almost surely, 2^{124612162568421} is an apocalyptic number.

124612162568421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

124612162568421 is a deficient number, since it is larger than the sum of its proper divisors (67959712877979).

124612162568421 is a wasteful number, since it uses less digits than its factorization.

124612162568421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3519222949.

The product of its digits is 2211840, while the sum is 51.

The spelling of 124612162568421 in words is "one hundred twenty-four trillion, six hundred twelve billion, one hundred sixty-two million, five hundred sixty-eight thousand, four hundred twenty-one".