124669664 has 48 divisors (see below), whose sum is σ = 281685600. Its totient is φ = 53205504.

The previous prime is 124669651. The next prime is 124669691. The reversal of 124669664 is 466966421.

It is a happy number.

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, 59222 + ... + 61290.

It is an arithmetic number, because the mean of its divisors is an integer number (5868450).

Almost surely, 2^124669664 is an apocalyptic number.

124669664 is a gapful number since it is divisible by the number (14) 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 124669664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (140842800).

124669664 is an abundant number, since it is smaller than the sum of its proper divisors (157015936).

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

124669664 is a wasteful number, since it uses less digits than its factorization.

124669664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2355 (or 2347 counting only the distinct ones).

The product of its digits is 373248, while the sum is 44.

The square root of 124669664 is about 11165.5570393958. The cubic root of 124669664 is about 499.5591634405.

The spelling of 124669664 in words is "one hundred twenty-four million, six hundred sixty-nine thousand, six hundred sixty-four".