14638696863025 has 9 divisors (see below), whose sum is σ = 18152007831723. Its totient is φ = 11710942186200.

The previous prime is 14638696863013. The next prime is 14638696863053. The reversal of 14638696863025 is 52036869683641.

The square root of 14638696863025 is 3826055.

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., 5269930870689 + 9368765992336 = 2295633^2 + 3060844^2 .

It is not a de Polignac number, because 14638696863025 - 2¹⁵ = 14638696830257 is a prime.

It is a super-2 number, since 2×14638696863025² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 18747670 + ... + 19512880.

Almost surely, 2^{14638696863025} is an apocalyptic number.

14638696863025 is the 3826055-th square number.

14638696863025 is the 1913028-th centered octagonal number.

It is an amenable number.

14638696863025 is a deficient number, since it is larger than the sum of its proper divisors (3513310968698).

14638696863025 is an frugal number, since it uses more digits than its factorization.

14638696863025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1530432 (or 765216 counting only the distinct ones).

The product of its (nonzero) digits is 268738560, while the sum is 67.

The spelling of 14638696863025 in words is "fourteen trillion, six hundred thirty-eight billion, six hundred ninety-six million, eight hundred sixty-three thousand, twenty-five".