15448501264 has 135 divisors (see below), whose sum is σ = 36587464893. Its totient is φ = 6300112896.

The previous prime is 15448501249. The next prime is 15448501279. The reversal of 15448501264 is 46210584451.

The square root of 15448501264 is 124292.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (15448501249) and next prime (15448501279).

It can be written as a sum of positive squares in only one way, i.e., 3742992400 + 11705508864 = 61180^2 + 108192^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 80043952 + ... + 80044144.

Almost surely, 2^15448501264 is an apocalyptic number.

15448501264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

15448501264 is the 124292-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 15448501264

15448501264 is an abundant number, since it is smaller than the sum of its proper divisors (21138963629).

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

15448501264 is an equidigital number, since it uses as much as digits as its factorization.

15448501264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454 (or 225 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 40.

The spelling of 15448501264 in words is "fifteen billion, four hundred forty-eight million, five hundred one thousand, two hundred sixty-four".