99928861076 has 18 divisors (see below), whose sum is σ = 192218533290. Its totient is φ = 45422209360.

The previous prime is 99928861027. The next prime is 99928861103. The reversal of 99928861076 is 67016882999.

It can be written as a sum of positive squares in only one way, i.e., 83478233476 + 16450627600 = 288926^2 + 128260^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 103231811 + ... + 103232778.

It is an arithmetic number, because the mean of its divisors is an integer number (10678807405).

Almost surely, 2^99928861076 is an apocalyptic number.

It is an amenable number.

99928861076 is a deficient number, since it is larger than the sum of its proper divisors (92289672214).

99928861076 is a wasteful number, since it uses less digits than its factorization.

99928861076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206464615 (or 206464602 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 65.

The spelling of 99928861076 in words is "ninety-nine billion, nine hundred twenty-eight million, eight hundred sixty-one thousand, seventy-six".