99411673920 has 224 divisors, whose sum is σ = 341818081920. Its totient is φ = 24333312000.

The previous prime is 99411673861. The next prime is 99411673927. The reversal of 99411673920 is 2937611499.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99411673927) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2211670 + ... + 2256170.

It is an arithmetic number, because the mean of its divisors is an integer number (1525973580).

Almost surely, 2^99411673920 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 99411673920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (170909040960).

99411673920 is an abundant number, since it is smaller than the sum of its proper divisors (242406408000).

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

99411673920 is a wasteful number, since it uses less digits than its factorization.

99411673920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44713 (or 44703 counting only the distinct ones).

The product of its (nonzero) digits is 734832, while the sum is 51.

It can be divided in two parts, 9941 and 1673920, that added together give a palindrome (1683861).

The spelling of 99411673920 in words is "ninety-nine billion, four hundred eleven million, six hundred seventy-three thousand, nine hundred twenty".