3745557633268 has 48 divisors (see below), whose sum is σ = 7577941996800. Its totient is φ = 1600957946880.

The previous prime is 3745557633199. The next prime is 3745557633271. The reversal of 3745557633268 is 8623367555473.

It is a happy number.

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 15 ways as a sum of consecutive naturals, for example, 1373148 + ... + 3062131.

It is an arithmetic number, because the mean of its divisors is an integer number (157873791600).

Almost surely, 2^{3745557633268} is an apocalyptic number.

It is an amenable number.

3745557633268 is an abundant number, since it is smaller than the sum of its proper divisors (3832384363532).

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

3745557633268 is a wasteful number, since it uses less digits than its factorization.

3745557633268 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4436440 (or 4436438 counting only the distinct ones).

The product of its digits is 381024000, while the sum is 64.

The spelling of 3745557633268 in words is "three trillion, seven hundred forty-five billion, five hundred fifty-seven million, six hundred thirty-three thousand, two hundred sixty-eight".