40425821328 has 40 divisors (see below), whose sum is σ = 104444704000. Its totient is φ = 13473811584.

The previous prime is 40425821327. The next prime is 40425821329. The reversal of 40425821328 is 82312852404.

It is an interprime number because it is at equal distance from previous prime (40425821327) and next prime (40425821329).

It is not an unprimeable number, because it can be changed into a prime (40425821327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 458658 + ... + 539646.

It is an arithmetic number, because the mean of its divisors is an integer number (2611117600).

Almost surely, 2^40425821328 is an apocalyptic number.

40425821328 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

40425821328 is an abundant number, since it is smaller than the sum of its proper divisors (64018882672).

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

40425821328 is a wasteful number, since it uses less digits than its factorization.

40425821328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91399 (or 91393 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The spelling of 40425821328 in words is "forty billion, four hundred twenty-five million, eight hundred twenty-one thousand, three hundred twenty-eight".