42400111104 has 120 divisors (see below), whose sum is σ = 131782823172. Its totient is φ = 13046169600.

The previous prime is 42400111079. The next prime is 42400111177. The reversal of 42400111104 is 40111100424.

42400111104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 40739385600 + 1660725504 = 201840^2 + 40752^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 293997 + ... + 413804.

Almost surely, 2^42400111104 is an apocalyptic number.

It is an amenable number.

42400111104 is an abundant number, since it is smaller than the sum of its proper divisors (89382712068).

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

42400111104 is a wasteful number, since it uses less digits than its factorization.

42400111104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 707838 (or 707819 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 42400111104 its reverse (40111100424), we get a palindrome (82511211528).

The spelling of 42400111104 in words is "forty-two billion, four hundred million, one hundred eleven thousand, one hundred four".