40621433226 has 32 divisors (see below), whose sum is σ = 88636032000. Its totient is φ = 12308490480.

The previous prime is 40621433219. The next prime is 40621433227. The reversal of 40621433226 is 62233412604.

40621433226 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (40621433227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1206975 + ... + 1240173.

It is an arithmetic number, because the mean of its divisors is an integer number (2769876000).

Almost surely, 2^40621433226 is an apocalyptic number.

40621433226 is an abundant number, since it is smaller than the sum of its proper divisors (48014598774).

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

40621433226 is a wasteful number, since it uses less digits than its factorization.

40621433226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51754.

The product of its (nonzero) digits is 41472, while the sum is 33.

The spelling of 40621433226 in words is "forty billion, six hundred twenty-one million, four hundred thirty-three thousand, two hundred twenty-six".