40047550668400 has 60 divisors (see below), whose sum is σ = 104960989626984. Its totient is φ = 14562745696000.

The previous prime is 40047550668371. The next prime is 40047550668403. The reversal of 40047550668400 is 486605574004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40047550668403) 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 11 ways as a sum of consecutive naturals, for example, 4550853631 + ... + 4550862430.

Almost surely, 2^{40047550668400} is an apocalyptic number.

40047550668400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40047550668400 is an abundant number, since it is smaller than the sum of its proper divisors (64913438958584).

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

40047550668400 is a wasteful number, since it uses less digits than its factorization.

40047550668400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9101716090 (or 9101716079 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 49.

The spelling of 40047550668400 in words is "forty trillion, forty-seven billion, five hundred fifty million, six hundred sixty-eight thousand, four hundred".