3628997387387 has 4 divisors (see below), whose sum is σ = 3672720247560. Its totient is φ = 3585274527216.

The previous prime is 3628997387377. The next prime is 3628997387399. The reversal of 3628997387387 is 7837837998263.

3628997387387 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3628997387387 - 2⁴ = 3628997387371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3628997387357) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21861429962 + ... + 21861430127.

It is an arithmetic number, because the mean of its divisors is an integer number (918180061890).

Almost surely, 2^{3628997387387} is an apocalyptic number.

3628997387387 is a deficient number, since it is larger than the sum of its proper divisors (43722860173).

3628997387387 is an equidigital number, since it uses as much as digits as its factorization.

3628997387387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43722860172.

The product of its digits is 4608866304, while the sum is 80.

The spelling of 3628997387387 in words is "three trillion, six hundred twenty-eight billion, nine hundred ninety-seven million, three hundred eighty-seven thousand, three hundred eighty-seven".