124249425456 has 80 divisors (see below), whose sum is σ = 346456436480. Its totient is φ = 38143422720.

The previous prime is 124249425439. The next prime is 124249425457. The reversal of 124249425456 is 654524942421.

It is a super-2 number, since 2×124249425456² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (124249425457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47151 + ... + 500721.

It is an arithmetic number, because the mean of its divisors is an integer number (4330705456).

Almost surely, 2^124249425456 is an apocalyptic number.

124249425456 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 124249425456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (173228218240).

124249425456 is an abundant number, since it is smaller than the sum of its proper divisors (222207011024).

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

124249425456 is a wasteful number, since it uses less digits than its factorization.

124249425456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454034 (or 454028 counting only the distinct ones).

The product of its digits is 2764800, while the sum is 48.

The spelling of 124249425456 in words is "one hundred twenty-four billion, two hundred forty-nine million, four hundred twenty-five thousand, four hundred fifty-six".