40222537432 has 32 divisors (see below), whose sum is σ = 94026712320. Its totient is φ = 15671118240.

The previous prime is 40222537409. The next prime is 40222537451. The reversal of 40222537432 is 23473522204.

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, 32647548 + ... + 32648779.

It is an arithmetic number, because the mean of its divisors is an integer number (2938334760).

Almost surely, 2^40222537432 is an apocalyptic number.

It is an amenable number.

40222537432 is an abundant number, since it is smaller than the sum of its proper divisors (53804174888).

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

40222537432 is a wasteful number, since it uses less digits than its factorization.

40222537432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65296351 (or 65296347 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 34.

The spelling of 40222537432 in words is "forty billion, two hundred twenty-two million, five hundred thirty-seven thousand, four hundred thirty-two".