1098877713025 has 6 divisors (see below), whose sum is σ = 1362608364182. Its totient is φ = 879102170400.

The previous prime is 1098877713019. The next prime is 1098877713067. The reversal of 1098877713025 is 5203177788901.

It can be written as a sum of positive squares in 3 ways, for example, as 48228112881 + 1050649600144 = 219609^2 + 1025012^2 .

It is not a de Polignac number, because 1098877713025 - 2¹³ = 1098877704833 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 21977554236 + ... + 21977554285.

Almost surely, 2^{1098877713025} is an apocalyptic number.

It is an amenable number.

1098877713025 is a deficient number, since it is larger than the sum of its proper divisors (263730651157).

1098877713025 is an equidigital number, since it uses as much as digits as its factorization.

1098877713025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43955108531 (or 43955108526 counting only the distinct ones).

The product of its (nonzero) digits is 5927040, while the sum is 58.

The spelling of 1098877713025 in words is "one trillion, ninety-eight billion, eight hundred seventy-seven million, seven hundred thirteen thousand, twenty-five".