3646612697 has 8 divisors (see below), whose sum is σ = 4488138816. Its totient is φ = 2885231952.

The previous prime is 3646612687. The next prime is 3646612699. The reversal of 3646612697 is 7962166463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3646612697 - 2²⁸ = 3378177241 is a prime.

It is a super-2 number, since 2×3646612697² = 26595568323843227618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3646612699) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20036243 + ... + 20036424.

It is an arithmetic number, because the mean of its divisors is an integer number (561017352).

Almost surely, 2^3646612697 is an apocalyptic number.

It is an amenable number.

3646612697 is a deficient number, since it is larger than the sum of its proper divisors (841526119).

3646612697 is a wasteful number, since it uses less digits than its factorization.

3646612697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40072687.

The product of its digits is 1959552, while the sum is 50.

The square root of 3646612697 is about 60387.1898418862. The cubic root of 3646612697 is about 1539.2052875215.

The spelling of 3646612697 in words is "three billion, six hundred forty-six million, six hundred twelve thousand, six hundred ninety-seven".