40256383615 has 64 divisors (see below), whose sum is σ = 57796300800. Its totient is φ = 26345088000.

The previous prime is 40256383603. The next prime is 40256383631. The reversal of 40256383615 is 51638365204.

It is not a de Polignac number, because 40256383615 - 2⁷ = 40256383487 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17418310 + ... + 17420620.

It is an arithmetic number, because the mean of its divisors is an integer number (903067200).

Almost surely, 2^40256383615 is an apocalyptic number.

40256383615 is a deficient number, since it is larger than the sum of its proper divisors (17539917185).

40256383615 is a wasteful number, since it uses less digits than its factorization.

40256383615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2624.

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 40256383615 in words is "forty billion, two hundred fifty-six million, three hundred eighty-three thousand, six hundred fifteen".