40100323136 has 14 divisors (see below), whose sum is σ = 79574078850. Its totient is φ = 20050161536.

The previous prime is 40100323073. The next prime is 40100323139. The reversal of 40100323136 is 63132300104.

It can be written as a sum of positive squares in only one way, i.e., 20540622400 + 19559700736 = 143320^2 + 139856^2 .

It is a super-2 number, since 2×40100323136² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40100323139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313283711 + ... + 313283838.

It is an arithmetic number, because the mean of its divisors is an integer number (5683862775).

Almost surely, 2^40100323136 is an apocalyptic number.

It is an amenable number.

40100323136 is a deficient number, since it is larger than the sum of its proper divisors (39473755714).

40100323136 is an equidigital number, since it uses as much as digits as its factorization.

40100323136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626567561 (or 626567551 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

The spelling of 40100323136 in words is "forty billion, one hundred million, three hundred twenty-three thousand, one hundred thirty-six".