124040399502 has 8 divisors (see below), whose sum is σ = 248080799016. Its totient is φ = 41346799832.

The previous prime is 124040399491. The next prime is 124040399503. The reversal of 124040399502 is 205993040421.

It is a sphenic number, since it is the product of 3 distinct primes.

124040399502 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124040399503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10336699953 + ... + 10336699964.

It is an arithmetic number, because the mean of its divisors is an integer number (31010099877).

Almost surely, 2^124040399502 is an apocalyptic number.

124040399502 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

124040399502 is a wasteful number, since it uses less digits than its factorization.

124040399502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20673399922.

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 124040399502 in words is "one hundred twenty-four billion, forty million, three hundred ninety-nine thousand, five hundred two".