40616730432 has 42 divisors (see below), whose sum is σ = 116420525858. Its totient is φ = 13538909952.

The previous prime is 40616730431. The next prime is 40616730433. The reversal of 40616730432 is 23403761604.

It is a happy number.

40616730432 is a `hidden beast` number, since 4 + 0 + 616 + 7 + 3 + 0 + 4 + 32 = 666.

It is an interprime number because it is at equal distance from previous prime (40616730431) and next prime (40616730433).

It can be written as a sum of positive squares in only one way, i.e., 40555515456 + 61214976 = 201384^2 + 7824^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40616730431) 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 5 ways as a sum of consecutive naturals, for example, 35257003 + ... + 35258154.

Almost surely, 2^40616730432 is an apocalyptic number.

It is an amenable number.

40616730432 is an abundant number, since it is smaller than the sum of its proper divisors (75803795426).

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

40616730432 is a wasteful number, since it uses less digits than its factorization.

40616730432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70515175 (or 70515162 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 36.

The spelling of 40616730432 in words is "forty billion, six hundred sixteen million, seven hundred thirty thousand, four hundred thirty-two".