40081380322 has 32 divisors (see below), whose sum is σ = 62938197504. Its totient is φ = 19123929600.

The previous prime is 40081380299. The next prime is 40081380331. The reversal of 40081380322 is 22308318004.

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, 10916547 + ... + 10920217.

It is an arithmetic number, because the mean of its divisors is an integer number (1966818672).

Almost surely, 2^40081380322 is an apocalyptic number.

40081380322 is a deficient number, since it is larger than the sum of its proper divisors (22856817182).

40081380322 is a wasteful number, since it uses less digits than its factorization.

40081380322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6594.

The product of its (nonzero) digits is 9216, while the sum is 31.

Adding to 40081380322 its reverse (22308318004), we get a palindrome (62389698326).

The spelling of 40081380322 in words is "forty billion, eighty-one million, three hundred eighty thousand, three hundred twenty-two".