40202412221344 has 48 divisors (see below), whose sum is σ = 81473226754248. Its totient is φ = 19518619041792.

The previous prime is 40202412221333. The next prime is 40202412221347. The reversal of 40202412221344 is 44312221420204.

It can be written as a sum of positive squares in 4 ways, for example, as 40126903776400 + 75508444944 = 6334580^2 + 274788^2 .

It is not an unprimeable number, because it can be changed into a prime (40202412221347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122022357 + ... + 122351380.

Almost surely, 2^{40202412221344} is an apocalyptic number.

It is an amenable number.

40202412221344 is an abundant number, since it is smaller than the sum of its proper divisors (41270814532904).

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

40202412221344 is a wasteful number, since it uses less digits than its factorization.

40202412221344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244373897 (or 244373889 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 40202412221344 its reverse (44312221420204), we get a palindrome (84514633641548).

The spelling of 40202412221344 in words is "forty trillion, two hundred two billion, four hundred twelve million, two hundred twenty-one thousand, three hundred forty-four".