40450331622 has 32 divisors (see below), whose sum is σ = 83380891392. Its totient is φ = 13072649184.

The previous prime is 40450331569. The next prime is 40450331629. The reversal of 40450331622 is 22613305404.

40450331622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 40450331622.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40450331629) 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, 259098 + ... + 384749.

It is an arithmetic number, because the mean of its divisors is an integer number (2605652856).

Almost surely, 2^40450331622 is an apocalyptic number.

40450331622 is an abundant number, since it is smaller than the sum of its proper divisors (42930559770).

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

40450331622 is a wasteful number, since it uses less digits than its factorization.

40450331622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 644172.

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 40450331622 in words is "forty billion, four hundred fifty million, three hundred thirty-one thousand, six hundred twenty-two".