124553553240 has 128 divisors (see below), whose sum is σ = 390160488960. Its totient is φ = 31749510144.

The previous prime is 124553553203. The next prime is 124553553253. The reversal of 124553553240 is 42355355421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4476652 + ... + 4504388.

It is an arithmetic number, because the mean of its divisors is an integer number (3048128820).

Almost surely, 2^124553553240 is an apocalyptic number.

124553553240 is a gapful number since it is divisible by the number (10) 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 124553553240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195080244480).

124553553240 is an abundant number, since it is smaller than the sum of its proper divisors (265606935720).

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

124553553240 is a wasteful number, since it uses less digits than its factorization.

124553553240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29401 (or 29397 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 39.

The spelling of 124553553240 in words is "one hundred twenty-four billion, five hundred fifty-three million, five hundred fifty-three thousand, two hundred forty".