15794954240 has 112 divisors (see below), whose sum is σ = 40822766208. Its totient is φ = 5831786496.

The previous prime is 15794954237. The next prime is 15794954257. The reversal of 15794954240 is 4245949751.

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, 517649 + ... + 547311.

It is an arithmetic number, because the mean of its divisors is an integer number (364488984).

Almost surely, 2^15794954240 is an apocalyptic number.

15794954240 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 15794954240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20411383104).

15794954240 is an abundant number, since it is smaller than the sum of its proper divisors (25027811968).

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

15794954240 is an equidigital number, since it uses as much as digits as its factorization.

15794954240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29707 (or 29683 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 50.

The spelling of 15794954240 in words is "fifteen billion, seven hundred ninety-four million, nine hundred fifty-four thousand, two hundred forty".