40873616399 has 16 divisors (see below), whose sum is σ = 50969558016. Its totient is φ = 31843168800.

The previous prime is 40873616389. The next prime is 40873616423. The reversal of 40873616399 is 99361637804.

It is a cyclic number.

It is not a de Polignac number, because 40873616399 - 2⁴ = 40873616383 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 (40873616389) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352049 + ... + 453525.

It is an arithmetic number, because the mean of its divisors is an integer number (3185597376).

Almost surely, 2^40873616399 is an apocalyptic number.

40873616399 is a deficient number, since it is larger than the sum of its proper divisors (10095941617).

40873616399 is a wasteful number, since it uses less digits than its factorization.

40873616399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106726.

The product of its (nonzero) digits is 5878656, while the sum is 56.

The spelling of 40873616399 in words is "forty billion, eight hundred seventy-three million, six hundred sixteen thousand, three hundred ninety-nine".