40089597936 has 40 divisors (see below), whose sum is σ = 105110546304. Its totient is φ = 13163747520.

The previous prime is 40089597907. The next prime is 40089597937. The reversal of 40089597936 is 63979598004.

It is a self number, because there is not a number n which added to its sum of digits gives 40089597936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40089597937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6229620 + ... + 6236051.

Almost surely, 2^40089597936 is an apocalyptic number.

It is an amenable number.

40089597936 is an abundant number, since it is smaller than the sum of its proper divisors (65020948368).

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

40089597936 is a wasteful number, since it uses less digits than its factorization.

40089597936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12465749 (or 12465743 counting only the distinct ones).

The product of its (nonzero) digits is 14696640, while the sum is 60.

The spelling of 40089597936 in words is "forty billion, eighty-nine million, five hundred ninety-seven thousand, nine hundred thirty-six".