2397554947216 has 135 divisors (see below), whose sum is σ = 5530971231513. Its totient is φ = 1005595493760.

The previous prime is 2397554947187. The next prime is 2397554947261. The reversal of 2397554947216 is 6127494557932.

The square root of 2397554947216 is 1548404.

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

It can be written as a sum of positive squares in only one way, i.e., 354667891600 + 2042887055616 = 595540^2 + 1429296^2 .

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, 885685735 + ... + 885688441.

Almost surely, 2^{2397554947216} is an apocalyptic number.

2397554947216 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2397554947216 is the 1548404-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2397554947216

2397554947216 is an abundant number, since it is smaller than the sum of its proper divisors (3133416284297).

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

2397554947216 is an equidigital number, since it uses as much as digits as its factorization.

2397554947216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5470 (or 2733 counting only the distinct ones).

The product of its digits is 114307200, while the sum is 64.

Multiplying 2397554947216 by its sum of digits (64), we get a square (153443516621824 = 12387232²).

The spelling of 2397554947216 in words is "two trillion, three hundred ninety-seven billion, five hundred fifty-four million, nine hundred forty-seven thousand, two hundred sixteen".