3755552807640 has 128 divisors (see below), whose sum is σ = 11831396751360. Its totient is φ = 951836481024.

The previous prime is 3755552807623. The next prime is 3755552807651. The reversal of 3755552807640 is 467082555573.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 3900144 + ... + 4766783.

It is an arithmetic number, because the mean of its divisors is an integer number (92432787120).

Almost surely, 2^{3755552807640} is an apocalyptic number.

3755552807640 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3755552807640 is an abundant number, since it is smaller than the sum of its proper divisors (8075843943720).

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

3755552807640 is a wasteful number, since it uses less digits than its factorization.

3755552807640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8667121 (or 8667117 counting only the distinct ones).

The product of its (nonzero) digits is 35280000, while the sum is 57.

The spelling of 3755552807640 in words is "three trillion, seven hundred fifty-five billion, five hundred fifty-two million, eight hundred seven thousand, six hundred forty".