40312032221044 has 6 divisors (see below), whose sum is σ = 70546056386834. Its totient is φ = 20156016110520.

The previous prime is 40312032220979. The next prime is 40312032221059. The reversal of 40312032221044 is 44012223021304.

It can be written as a sum of positive squares in only one way, i.e., 39856974044644 + 455058176400 = 6313238^2 + 674580^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5039004027627 + ... + 5039004027634.

Almost surely, 2^{40312032221044} is an apocalyptic number.

It is an amenable number.

40312032221044 is a deficient number, since it is larger than the sum of its proper divisors (30234024165790).

40312032221044 is a wasteful number, since it uses less digits than its factorization.

40312032221044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10078008055265 (or 10078008055263 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 40312032221044 its reverse (44012223021304), we get a palindrome (84324255242348).

The spelling of 40312032221044 in words is "forty trillion, three hundred twelve billion, thirty-two million, two hundred twenty-one thousand, forty-four".