124623851456 has 56 divisors (see below), whose sum is σ = 266592466560. Its totient is φ = 57460626432.

The previous prime is 124623851449. The next prime is 124623851467. The reversal of 124623851456 is 654158326421.

It is a super-2 number, since 2×124623851456² (a number of 23 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 124623851456.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 754385 + ... + 904623.

It is an arithmetic number, because the mean of its divisors is an integer number (4760579760).

Almost surely, 2^124623851456 is an apocalyptic number.

124623851456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124623851456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133296233280).

124623851456 is an abundant number, since it is smaller than the sum of its proper divisors (141968615104).

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

124623851456 is a wasteful number, since it uses less digits than its factorization.

124623851456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151261 (or 151251 counting only the distinct ones).

The product of its digits is 1382400, while the sum is 47.

The spelling of 124623851456 in words is "one hundred twenty-four billion, six hundred twenty-three million, eight hundred fifty-one thousand, four hundred fifty-six".