40528120488 has 32 divisors (see below), whose sum is σ = 101941908000. Its totient is φ = 13426492608.

The previous prime is 40528120481. The next prime is 40528120511. The reversal of 40528120488 is 88402182504.

It is not an unprimeable number, because it can be changed into a prime (40528120481) 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 7 ways as a sum of consecutive naturals, for example, 5176063 + ... + 5183886.

It is an arithmetic number, because the mean of its divisors is an integer number (3185684625).

Almost surely, 2^40528120488 is an apocalyptic number.

It is an amenable number.

40528120488 is an abundant number, since it is smaller than the sum of its proper divisors (61413787512).

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

40528120488 is a wasteful number, since it uses less digits than its factorization.

40528120488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10360121 (or 10360117 counting only the distinct ones).

The product of its (nonzero) digits is 163840, while the sum is 42.

The spelling of 40528120488 in words is "forty billion, five hundred twenty-eight million, one hundred twenty thousand, four hundred eighty-eight".