40220134044 has 48 divisors (see below), whose sum is σ = 94708876416. Its totient is φ = 13283899200.

The previous prime is 40220134007. The next prime is 40220134067. The reversal of 40220134044 is 44043102204.

It is a happy number.

40220134044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1019739 + ... + 1058445.

It is an arithmetic number, because the mean of its divisors is an integer number (1973101592).

Almost surely, 2^40220134044 is an apocalyptic number.

It is an amenable number.

40220134044 is an abundant number, since it is smaller than the sum of its proper divisors (54488742372).

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

40220134044 is a wasteful number, since it uses less digits than its factorization.

40220134044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39506 (or 39504 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 40220134044 its reverse (44043102204), we get a palindrome (84263236248).

The spelling of 40220134044 in words is "forty billion, two hundred twenty million, one hundred thirty-four thousand, forty-four".