40561364116 has 24 divisors (see below), whose sum is σ = 87362938880. Its totient is φ = 16046253792.

The previous prime is 40561364113. The next prime is 40561364117. The reversal of 40561364116 is 61146316504.

It is a super-2 number, since 2×40561364116² (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 (40561364113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55715796 + ... + 55716523.

Almost surely, 2^40561364116 is an apocalyptic number.

It is an amenable number.

40561364116 is an abundant number, since it is smaller than the sum of its proper divisors (46801574764).

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

40561364116 is a wasteful number, since it uses less digits than its factorization.

40561364116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111432343 (or 111432341 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 40561364116 in words is "forty billion, five hundred sixty-one million, three hundred sixty-four thousand, one hundred sixteen".