40132220412 has 24 divisors (see below), whose sum is σ = 94924614736. Its totient is φ = 13194154368.

The previous prime is 40132220371. The next prime is 40132220431. The reversal of 40132220412 is 21402223104.

It is a super-2 number, since 2×40132220412² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22905643 + ... + 22907394.

Almost surely, 2^40132220412 is an apocalyptic number.

It is an amenable number.

40132220412 is an abundant number, since it is smaller than the sum of its proper divisors (54792394324).

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

40132220412 is a wasteful number, since it uses less digits than its factorization.

40132220412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45813117 (or 45813115 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 40132220412 its reverse (21402223104), we get a palindrome (61534443516).

The spelling of 40132220412 in words is "forty billion, one hundred thirty-two million, two hundred twenty thousand, four hundred twelve".