40160631531 has 8 divisors (see below), whose sum is σ = 56365798720. Its totient is φ = 25364609352.

The previous prime is 40160631509. The next prime is 40160631541. The reversal of 40160631531 is 13513606104.

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

It is not a de Polignac number, because 40160631531 - 2⁹ = 40160631019 is a prime.

It is a super-2 number, since 2×40160631531² (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 (40160631541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 352286185 + ... + 352286298.

It is an arithmetic number, because the mean of its divisors is an integer number (7045724840).

Almost surely, 2^40160631531 is an apocalyptic number.

40160631531 is a deficient number, since it is larger than the sum of its proper divisors (16205167189).

40160631531 is a wasteful number, since it uses less digits than its factorization.

40160631531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704572505.

The product of its (nonzero) digits is 6480, while the sum is 30.

The spelling of 40160631531 in words is "forty billion, one hundred sixty million, six hundred thirty-one thousand, five hundred thirty-one".