99877220063 has 4 divisors (see below), whose sum is σ = 99884339280. Its totient is φ = 99870100848.

The previous prime is 99877220057. The next prime is 99877220071. The reversal of 99877220063 is 36002277899.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 99877220063 - 2³² = 95582252767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99877219987 and 99877220014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99877220033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3538523 + ... + 3566636.

It is an arithmetic number, because the mean of its divisors is an integer number (24971084820).

Almost surely, 2^99877220063 is an apocalyptic number.

99877220063 is a deficient number, since it is larger than the sum of its proper divisors (7119217).

99877220063 is a wasteful number, since it uses less digits than its factorization.

99877220063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7119216.

The product of its (nonzero) digits is 2286144, while the sum is 53.

The spelling of 99877220063 in words is "ninety-nine billion, eight hundred seventy-seven million, two hundred twenty thousand, sixty-three".