15103946424840 has 256 divisors, whose sum is σ = 56014102609920. Its totient is φ = 3172727577600.

The previous prime is 15103946424779. The next prime is 15103946424907. The reversal of 15103946424840 is 4842464930151.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 567736 + ... + 5525415.

It is an arithmetic number, because the mean of its divisors is an integer number (218805088320).

Almost surely, 2^{15103946424840} is an apocalyptic number.

15103946424840 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 15103946424840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28007051304960).

15103946424840 is an abundant number, since it is smaller than the sum of its proper divisors (40910156185080).

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

15103946424840 is a wasteful number, since it uses less digits than its factorization.

15103946424840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6093412 (or 6093408 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 51.

The spelling of 15103946424840 in words is "fifteen trillion, one hundred three billion, nine hundred forty-six million, four hundred twenty-four thousand, eight hundred forty".