40244253413 has 24 divisors (see below), whose sum is σ = 51410151936. Its totient is φ = 30814430400.

The previous prime is 40244253389. The next prime is 40244253443. The reversal of 40244253413 is 31435244204.

It is not a de Polignac number, because 40244253413 - 2²² = 40240059109 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40244253413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40244253443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 512018 + ... + 585363.

It is an arithmetic number, because the mean of its divisors is an integer number (2142089664).

Almost surely, 2^40244253413 is an apocalyptic number.

It is an amenable number.

40244253413 is a deficient number, since it is larger than the sum of its proper divisors (11165898523).

40244253413 is a wasteful number, since it uses less digits than its factorization.

40244253413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1097445 (or 1097432 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 40244253413 its reverse (31435244204), we get a palindrome (71679497617).

The spelling of 40244253413 in words is "forty billion, two hundred forty-four million, two hundred fifty-three thousand, four hundred thirteen".