19465272324 has 135 divisors (see below), whose sum is σ = 53353013637. Its totient is φ = 6187902336.

The previous prime is 19465272287. The next prime is 19465272349. The reversal of 19465272324 is 42327256491.

The square root of 19465272324 is 139518.

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

19465272324 is a `hidden beast` number, since 1 + 94 + 6 + 527 + 2 + 32 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5249002500 + 14216269824 = 72450^2 + 119232^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 19465272324.

It is an unprimeable number.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 57760284 + ... + 57760620.

Almost surely, 2^19465272324 is an apocalyptic number.

19465272324 is the 139518-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 19465272324

19465272324 is an abundant number, since it is smaller than the sum of its proper divisors (33887741313).

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

19465272324 is an equidigital number, since it uses as much as digits as its factorization.

19465272324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 736 (or 365 counting only the distinct ones).

The product of its digits is 725760, while the sum is 45.

The spelling of 19465272324 in words is "nineteen billion, four hundred sixty-five million, two hundred seventy-two thousand, three hundred twenty-four".