98578315293 has 12 divisors (see below), whose sum is σ = 139624189440. Its totient is φ = 61853060032.

The previous prime is 98578315247. The next prime is 98578315309. The reversal of 98578315293 is 39251387589.

It is not a de Polignac number, because 98578315293 - 2⁶ = 98578315229 is a prime.

It is a super-2 number, since 2×98578315293² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (98578315993) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56849373 + ... + 56851106.

It is an arithmetic number, because the mean of its divisors is an integer number (11635349120).

Almost surely, 2^98578315293 is an apocalyptic number.

It is an amenable number.

98578315293 is a deficient number, since it is larger than the sum of its proper divisors (41045874147).

98578315293 is a wasteful number, since it uses less digits than its factorization.

98578315293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113700516 (or 113700499 counting only the distinct ones).

The product of its digits is 16329600, while the sum is 60.

The spelling of 98578315293 in words is "ninety-eight billion, five hundred seventy-eight million, three hundred fifteen thousand, two hundred ninety-three".