15784793959480 has 64 divisors (see below), whose sum is σ = 43711737128640. Its totient is φ = 4995627098112.

The previous prime is 15784793959477. The next prime is 15784793959499. The reversal of 15784793959480 is 8495939748751.

15784793959480 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 15784793959480.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2168237289 + ... + 2168244568.

It is an arithmetic number, because the mean of its divisors is an integer number (682995892635).

Almost surely, 2^{15784793959480} is an apocalyptic number.

15784793959480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

15784793959480 is an abundant number, since it is smaller than the sum of its proper divisors (27926943169160).

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

15784793959480 is a wasteful number, since it uses less digits than its factorization.

15784793959480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4336481888 (or 4336481884 counting only the distinct ones).

The product of its (nonzero) digits is 2743372800, while the sum is 79.

The spelling of 15784793959480 in words is "fifteen trillion, seven hundred eighty-four billion, seven hundred ninety-three million, nine hundred fifty-nine thousand, four hundred eighty".