99277611264 has 432 divisors, whose sum is σ = 318382302784. Its totient is φ = 29561241600.

The previous prime is 99277611253. The next prime is 99277611287. The reversal of 99277611264 is 46211677299.

It is a self number, because there is not a number n which added to its sum of digits gives 99277611264.

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 47 ways as a sum of consecutive naturals, for example, 122413419 + ... + 122414229.

Almost surely, 2^99277611264 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 99277611264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (159191151392).

99277611264 is an abundant number, since it is smaller than the sum of its proper divisors (219104691520).

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

99277611264 is a wasteful number, since it uses less digits than its factorization.

99277611264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974 (or 957 counting only the distinct ones).

The product of its digits is 2286144, while the sum is 54.

The spelling of 99277611264 in words is "ninety-nine billion, two hundred seventy-seven million, six hundred eleven thousand, two hundred sixty-four".