798958884025 has 27 divisors (see below), whose sum is σ = 1010053782759. Its totient is φ = 626921430720.

The previous prime is 798958884023. The next prime is 798958884043. The reversal of 798958884025 is 520488859897.

The square root of 798958884025 is 893845.

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

It can be written as a sum of positive squares in 13 ways, for example, as 216295849 + 798742588176 = 14707^2 + 893724^2 .

It is not a de Polignac number, because 798958884025 - 2¹ = 798958884023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (798958884023) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 236867239 + ... + 236870611.

Almost surely, 2^798958884025 is an apocalyptic number.

798958884025 is the 893845-th square number.

798958884025 is the 446923-rd centered octagonal number.

It is an amenable number.

798958884025 is a deficient number, since it is larger than the sum of its proper divisors (211094898734).

798958884025 is an frugal number, since it uses more digits than its factorization.

798958884025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6862 (or 3431 counting only the distinct ones).

The product of its (nonzero) digits is 464486400, while the sum is 73.

The spelling of 798958884025 in words is "seven hundred ninety-eight billion, nine hundred fifty-eight million, eight hundred eighty-four thousand, twenty-five".