3630248657 has 4 divisors (see below), whose sum is σ = 4148855616. Its totient is φ = 3111641700.

The previous prime is 3630248647. The next prime is 3630248659. The reversal of 3630248657 is 7568420363.

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 3630248657 - 2¹⁰ = 3630247633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3630248659) 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, 259303469 + ... + 259303482.

It is an arithmetic number, because the mean of its divisors is an integer number (1037213904).

Almost surely, 2^3630248657 is an apocalyptic number.

It is an amenable number.

3630248657 is a deficient number, since it is larger than the sum of its proper divisors (518606959).

3630248657 is an equidigital number, since it uses as much as digits as its factorization.

3630248657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518606958.

The product of its (nonzero) digits is 725760, while the sum is 44.

The square root of 3630248657 is about 60251.5448515638. The cubic root of 3630248657 is about 1536.8994593127.

The spelling of 3630248657 in words is "three billion, six hundred thirty million, two hundred forty-eight thousand, six hundred fifty-seven".