40231616515 has 8 divisors (see below), whose sum is σ = 48820389120. Its totient is φ = 31823660352.

The previous prime is 40231616483. The next prime is 40231616539. The reversal of 40231616515 is 51561613204.

40231616515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 40231616515 - 2⁵ = 40231616483 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45203619 + ... + 45204508.

It is an arithmetic number, because the mean of its divisors is an integer number (6102548640).

Almost surely, 2^40231616515 is an apocalyptic number.

40231616515 is a deficient number, since it is larger than the sum of its proper divisors (8588772605).

40231616515 is an equidigital number, since it uses as much as digits as its factorization.

40231616515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90408221.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 40231616515 in words is "forty billion, two hundred thirty-one million, six hundred sixteen thousand, five hundred fifteen".