40402111032 has 48 divisors (see below), whose sum is σ = 109720609440. Its totient is φ = 13430665728.

The previous prime is 40402111027. The next prime is 40402111091. The reversal of 40402111032 is 23011120404.

It is a super-2 number, since 2×40402111032² (a number of 22 digits) contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 40402110996 and 40402111014.

It is a congruent number.

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, 738073 + ... + 790920.

It is an arithmetic number, because the mean of its divisors is an integer number (2285846030).

Almost surely, 2^40402111032 is an apocalyptic number.

It is an amenable number.

40402111032 is an abundant number, since it is smaller than the sum of its proper divisors (69318498408).

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

40402111032 is a wasteful number, since it uses less digits than its factorization.

40402111032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1529372 (or 1529365 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 40402111032 its reverse (23011120404), we get a palindrome (63413231436).

The spelling of 40402111032 in words is "forty billion, four hundred two million, one hundred eleven thousand, thirty-two".