1623088740025 has 27 divisors (see below), whose sum is σ = 2043655018671. Its totient is φ = 1278754490640.

The previous prime is 1623088740011. The next prime is 1623088740061. The reversal of 1623088740025 is 5200478803261.

The square root of 1623088740025 is 1274005.

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., 584311946409 + 1038776793616 = 764403^2 + 1019204^2 .

It is not a de Polignac number, because 1623088740025 - 2³³ = 1614498805433 is a prime.

It is a Duffinian number.

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, 426789774 + ... + 426793576.

Almost surely, 2^{1623088740025} is an apocalyptic number.

1623088740025 is the 1274005-th square number.

1623088740025 is the 637003-rd centered octagonal number.

It is an amenable number.

1623088740025 is a deficient number, since it is larger than the sum of its proper divisors (420566278646).

1623088740025 is an frugal number, since it uses more digits than its factorization.

1623088740025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7750 (or 3875 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 46.

The spelling of 1623088740025 in words is "one trillion, six hundred twenty-three billion, eighty-eight million, seven hundred forty thousand, twenty-five".