40253634983 has 8 divisors (see below), whose sum is σ = 40491698688. Its totient is φ = 40015633504.

The previous prime is 40253634959. The next prime is 40253635007. The reversal of 40253634983 is 38943635204.

It is an interprime number because it is at equal distance from previous prime (40253634959) and next prime (40253635007).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40253634983 - 2¹⁴ = 40253618599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40253634283) 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, 2221466 + ... + 2239512.

It is an arithmetic number, because the mean of its divisors is an integer number (5061462336).

Almost surely, 2^40253634983 is an apocalyptic number.

40253634983 is a deficient number, since it is larger than the sum of its proper divisors (238063705).

40253634983 is a wasteful number, since it uses less digits than its factorization.

40253634983 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31113.

The product of its (nonzero) digits is 1866240, while the sum is 47.

The spelling of 40253634983 in words is "forty billion, two hundred fifty-three million, six hundred thirty-four thousand, nine hundred eighty-three".