3311631657 has 12 divisors (see below), whose sum is σ = 5035229680. Its totient is φ = 2091556728.

The previous prime is 3311631647. The next prime is 3311631667. The reversal of 3311631657 is 7561361133.

It is a happy number.

3311631657 is a `hidden beast` number, since 3 + 3 + 11 + 631 + 6 + 5 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (3311631647) and next prime (3311631667).

It is not a de Polignac number, because 3311631657 - 2⁷ = 3311631529 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3311631607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9682963 + ... + 9683304.

Almost surely, 2^3311631657 is an apocalyptic number.

It is an amenable number.

3311631657 is a deficient number, since it is larger than the sum of its proper divisors (1723598023).

3311631657 is a wasteful number, since it uses less digits than its factorization.

3311631657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19366292 (or 19366289 counting only the distinct ones).

The product of its digits is 34020, while the sum is 36.

The square root of 3311631657 is about 57546.7779897363. Note that the first 3 decimals coincide. The cubic root of 3311631657 is about 1490.5527215353.

The spelling of 3311631657 in words is "three billion, three hundred eleven million, six hundred thirty-one thousand, six hundred fifty-seven".