98181954475 has 12 divisors (see below), whose sum is σ = 132813407880. Its totient is φ = 71405057600.

The previous prime is 98181954463. The next prime is 98181954499. The reversal of 98181954475 is 57445918189.

It is not a de Polignac number, because 98181954475 - 2⁷ = 98181954347 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 178512370 + ... + 178512919.

It is an arithmetic number, because the mean of its divisors is an integer number (11067783990).

Almost surely, 2^98181954475 is an apocalyptic number.

98181954475 is a deficient number, since it is larger than the sum of its proper divisors (34631453405).

98181954475 is a wasteful number, since it uses less digits than its factorization.

98181954475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357025310 (or 357025305 counting only the distinct ones).

The product of its digits is 14515200, while the sum is 61.

The spelling of 98181954475 in words is "ninety-eight billion, one hundred eighty-one million, nine hundred fifty-four thousand, four hundred seventy-five".