40159085507 has 16 divisors (see below), whose sum is σ = 41237281440. Its totient is φ = 39098437632.

The previous prime is 40159085471. The next prime is 40159085509. The reversal of 40159085507 is 70558095104.

It is a cyclic number.

It is not a de Polignac number, because 40159085507 - 2⁸ = 40159085251 is a prime.

It is a super-2 number, since 2×40159085507² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40159085509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1778963 + ... + 1801395.

It is an arithmetic number, because the mean of its divisors is an integer number (2577330090).

Almost surely, 2^40159085507 is an apocalyptic number.

40159085507 is a deficient number, since it is larger than the sum of its proper divisors (1078195933).

40159085507 is a wasteful number, since it uses less digits than its factorization.

40159085507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22822.

The product of its (nonzero) digits is 252000, while the sum is 44.

The spelling of 40159085507 in words is "forty billion, one hundred fifty-nine million, eighty-five thousand, five hundred seven".