99397698148 has 36 divisors (see below), whose sum is σ = 202392649452. Its totient is φ = 42589048320.

The previous prime is 99397698139. The next prime is 99397698161. The reversal of 99397698148 is 84189679399.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 64161903204 + 35235794944 = 253302^2 + 187712^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 813340 + ... + 927532.

Almost surely, 2^99397698148 is an apocalyptic number.

99397698148 is a gapful number since it is divisible by the number (98) formed by its first and last digit.

It is an amenable number.

99397698148 is an abundant number, since it is smaller than the sum of its proper divisors (102994951304).

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

99397698148 is a wasteful number, since it uses less digits than its factorization.

99397698148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118652 (or 118643 counting only the distinct ones).

The product of its digits is 211631616, while the sum is 73.

The spelling of 99397698148 in words is "ninety-nine billion, three hundred ninety-seven million, six hundred ninety-eight thousand, one hundred forty-eight".