3628428233761 has 4 divisors (see below), whose sum is σ = 3628441882624. Its totient is φ = 3628414584900.

The previous prime is 3628428233747. The next prime is 3628428233873. The reversal of 3628428233761 is 1673328248263.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3628428233761 - 2²³ = 3628419845153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3628428236761) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 6417585 + ... + 6960046.

It is an arithmetic number, because the mean of its divisors is an integer number (907110470656).

Almost surely, 2^{3628428233761} is an apocalyptic number.

It is an amenable number.

3628428233761 is a deficient number, since it is larger than the sum of its proper divisors (13648863).

3628428233761 is a wasteful number, since it uses less digits than its factorization.

3628428233761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13648862.

The product of its digits is 13934592, while the sum is 55.

The spelling of 3628428233761 in words is "three trillion, six hundred twenty-eight billion, four hundred twenty-eight million, two hundred thirty-three thousand, seven hundred sixty-one".