40356401322 has 32 divisors (see below), whose sum is σ = 80891095680. Its totient is φ = 13422447360.

The previous prime is 40356401291. The next prime is 40356401357. The reversal of 40356401322 is 22310465304.

40356401322 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 40356401322.

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, 10269454 + ... + 10273382.

It is an arithmetic number, because the mean of its divisors is an integer number (2527846740).

Almost surely, 2^40356401322 is an apocalyptic number.

40356401322 is an abundant number, since it is smaller than the sum of its proper divisors (40534694358).

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

40356401322 is a wasteful number, since it uses less digits than its factorization.

40356401322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7278.

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

Adding to 40356401322 its reverse (22310465304), we get a palindrome (62666866626).

The spelling of 40356401322 in words is "forty billion, three hundred fifty-six million, four hundred one thousand, three hundred twenty-two".