110405535420 has 96 divisors (see below), whose sum is σ = 328366640448. Its totient is φ = 27621015552.

The previous prime is 110405535391. The next prime is 110405535421. The reversal of 110405535420 is 24535504011.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110405535421) 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, 146352 + ... + 492168.

It is an arithmetic number, because the mean of its divisors is an integer number (3420485838).

Almost surely, 2^110405535420 is an apocalyptic number.

110405535420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 110405535420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (164183320224).

110405535420 is an abundant number, since it is smaller than the sum of its proper divisors (217961105028).

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

110405535420 is a wasteful number, since it uses less digits than its factorization.

110405535420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346159 (or 346157 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The spelling of 110405535420 in words is "one hundred ten billion, four hundred five million, five hundred thirty-five thousand, four hundred twenty".