40896869132 has 24 divisors (see below), whose sum is σ = 82914204576. Its totient is φ = 17287129728.

The previous prime is 40896869131. The next prime is 40896869177. The reversal of 40896869132 is 23196869804.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40896869131) 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, 10002083 + ... + 10006170.

It is an arithmetic number, because the mean of its divisors is an integer number (3454758524).

Almost surely, 2^40896869132 is an apocalyptic number.

It is an amenable number.

40896869132 is an abundant number, since it is smaller than the sum of its proper divisors (42017335444).

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

40896869132 is a wasteful number, since it uses less digits than its factorization.

40896869132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20008337 (or 20008335 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 56.

The spelling of 40896869132 in words is "forty billion, eight hundred ninety-six million, eight hundred sixty-nine thousand, one hundred thirty-two".