2396728515625 has 26 divisors (see below), whose sum is σ = 2996215817858. Its totient is φ = 1917187500000.

The previous prime is 2396728515619. The next prime is 2396728515677. The reversal of 2396728515625 is 5265158276932.

It can be written as a sum of positive squares in 13 ways, for example, as 1451376782361 + 945351733264 = 1204731^2 + 972292^2 .

It is not a de Polignac number, because 2396728515625 - 2³ = 2396728515617 is a prime.

It is a super-2 number, since 2×2396728515625² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 25 ways as a sum of consecutive naturals, for example, 244135717 + ... + 244145533.

Almost surely, 2^{2396728515625} is an apocalyptic number.

2396728515625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2396728515625 is a deficient number, since it is larger than the sum of its proper divisors (599487302233).

2396728515625 is an frugal number, since it uses more digits than its factorization.

2396728515625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9877 (or 9822 counting only the distinct ones).

The product of its digits is 54432000, while the sum is 61.

The spelling of 2396728515625 in words is "two trillion, three hundred ninety-six billion, seven hundred twenty-eight million, five hundred fifteen thousand, six hundred twenty-five".