99552061020 has 24 divisors (see below), whose sum is σ = 278745771024. Its totient is φ = 26547216256.

The previous prime is 99552060997. The next prime is 99552061031. The reversal of 99552061020 is 2016025599.

It is a super-2 number, since 2×99552061020² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 99552061020.

It is a congruent number.

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, 829600449 + ... + 829600568.

It is an arithmetic number, because the mean of its divisors is an integer number (11614407126).

Almost surely, 2^99552061020 is an apocalyptic number.

It is an amenable number.

99552061020 is an abundant number, since it is smaller than the sum of its proper divisors (179193710004).

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

99552061020 is a wasteful number, since it uses less digits than its factorization.

99552061020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659201029 (or 1659201027 counting only the distinct ones).

The product of its (nonzero) digits is 48600, while the sum is 39.

The spelling of 99552061020 in words is "ninety-nine billion, five hundred fifty-two million, sixty-one thousand, twenty".