124635648 has 80 divisors (see below), whose sum is σ = 338522976. Its totient is φ = 40734720.

The previous prime is 124635631. The next prime is 124635659. The reversal of 124635648 is 846536421.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

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, 80643 + ... + 82173.

Almost surely, 2^124635648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 124635648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169261488).

124635648 is an abundant number, since it is smaller than the sum of its proper divisors (213887328).

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

124635648 is an equidigital number, since it uses as much as digits as its factorization.

124635648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1605 (or 1589 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 124635648 is about 11164.0336796339. The cubic root of 124635648 is about 499.5137245590.

The spelling of 124635648 in words is "one hundred twenty-four million, six hundred thirty-five thousand, six hundred forty-eight".