124400311024040 has 256 divisors, whose sum is σ = 293494711910400. Its totient is φ = 47400729292800.

The previous prime is 124400311024013. The next prime is 124400311024091. The reversal of 124400311024040 is 40420113004421.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 37549141424 + ... + 37549144736.

It is an arithmetic number, because the mean of its divisors is an integer number (1146463718400).

Almost surely, 2^{124400311024040} is an apocalyptic number.

124400311024040 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 124400311024040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146747355955200).

124400311024040 is an abundant number, since it is smaller than the sum of its proper divisors (169094400886360).

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

124400311024040 is a wasteful number, since it uses less digits than its factorization.

124400311024040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5288 (or 5284 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 124400311024040 its reverse (40420113004421), we get a palindrome (164820424028461).

The spelling of 124400311024040 in words is "one hundred twenty-four trillion, four hundred billion, three hundred eleven million, twenty-four thousand, forty".