15728140267392 has 64 divisors (see below), whose sum is σ = 47746140105600. Its totient is φ = 4493754361344.

The previous prime is 15728140267361. The next prime is 15728140267423. The reversal of 15728140267392 is 29376204182751.

It is an interprime number because it is at equal distance from previous prime (15728140267361) and next prime (15728140267423).

It is a tau number, because it is divible by the number of its divisors (64).

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, 2925618642 + ... + 2925624017.

It is an arithmetic number, because the mean of its divisors is an integer number (746033439150).

It is a 1-persistent number, because it is pandigital, but 2⋅15728140267392 = 31456280534784 is not.

Almost surely, 2^{15728140267392} is an apocalyptic number.

15728140267392 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

15728140267392 is an abundant number, since it is smaller than the sum of its proper divisors (32017999838208).

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

15728140267392 is an equidigital number, since it uses as much as digits as its factorization.

15728140267392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5851242683 (or 5851242671 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 57.

The spelling of 15728140267392 in words is "fifteen trillion, seven hundred twenty-eight billion, one hundred forty million, two hundred sixty-seven thousand, three hundred ninety-two".