40152323016 has 48 divisors (see below), whose sum is σ = 117110944860. Its totient is φ = 12354560640.

The previous prime is 40152322999. The next prime is 40152323017. The reversal of 40152323016 is 61032325104.

40152323016 is a `hidden beast` number, since 401 + 5 + 23 + 230 + 1 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 40148136900 + 4186116 = 200370^2 + 2046^2 .

It is a super-2 number, since 2×40152323016² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40152323017) 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 11 ways as a sum of consecutive naturals, for example, 21447955 + ... + 21449826.

Almost surely, 2^40152323016 is an apocalyptic number.

It is an amenable number.

40152323016 is an abundant number, since it is smaller than the sum of its proper divisors (76958621844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40152323016 is a wasteful number, since it uses less digits than its factorization.

40152323016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42897806 (or 42897799 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The spelling of 40152323016 in words is "forty billion, one hundred fifty-two million, three hundred twenty-three thousand, sixteen".