99144911420 has 12 divisors (see below), whose sum is σ = 208204314024. Its totient is φ = 39657964560.

The previous prime is 99144911401. The next prime is 99144911431. The reversal of 99144911420 is 2411944199.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2478622766 + ... + 2478622805.

It is an arithmetic number, because the mean of its divisors is an integer number (17350359502).

Almost surely, 2^99144911420 is an apocalyptic number.

It is an amenable number.

99144911420 is an abundant number, since it is smaller than the sum of its proper divisors (109059402604).

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

99144911420 is a wasteful number, since it uses less digits than its factorization.

99144911420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4957245580 (or 4957245578 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 44.

The spelling of 99144911420 in words is "ninety-nine billion, one hundred forty-four million, nine hundred eleven thousand, four hundred twenty".