1298098812475 has 24 divisors (see below), whose sum is σ = 1704465996480. Its totient is φ = 977312555520.

The previous prime is 1298098812457. The next prime is 1298098812497. The reversal of 1298098812475 is 5742188908921.

It is not a de Polignac number, because 1298098812475 - 2²¹ = 1298096715323 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5395806 + ... + 5631244.

It is an arithmetic number, because the mean of its divisors is an integer number (71019416520).

Almost surely, 2^{1298098812475} is an apocalyptic number.

1298098812475 is a deficient number, since it is larger than the sum of its proper divisors (406367184005).

1298098812475 is a wasteful number, since it uses less digits than its factorization.

1298098812475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248439 (or 248434 counting only the distinct ones).

The product of its (nonzero) digits is 23224320, while the sum is 64.

The spelling of 1298098812475 in words is "one trillion, two hundred ninety-eight billion, ninety-eight million, eight hundred twelve thousand, four hundred seventy-five".