98778768 has 40 divisors (see below), whose sum is σ = 278378016. Its totient is φ = 29932800.

The previous prime is 98778749. The next prime is 98778773. The reversal of 98778768 is 86787789.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93013 + ... + 94068.

Almost surely, 2^98778768 is an apocalyptic number.

It is an amenable number.

98778768 is an abundant number, since it is smaller than the sum of its proper divisors (179599248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

98778768 is a wasteful number, since it uses less digits than its factorization.

98778768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187103 (or 187097 counting only the distinct ones).

The product of its digits is 9483264, while the sum is 60.

The square root of 98778768 is about 9938.7508269400. The cubic root of 98778768 is about 462.2616534751.

The spelling of 98778768 in words is "ninety-eight million, seven hundred seventy-eight thousand, seven hundred sixty-eight".