3562131661 has 8 divisors (see below), whose sum is σ = 3949666848. Its totient is φ = 3185214000.

The previous prime is 3562131659. The next prime is 3562131691. The reversal of 3562131661 is 1661312653.

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 3562131661 - 2¹ = 3562131659 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3562131631) 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, 2653675 + ... + 2655016.

It is an arithmetic number, because the mean of its divisors is an integer number (493708356).

Almost surely, 2^3562131661 is an apocalyptic number.

It is an amenable number.

3562131661 is a deficient number, since it is larger than the sum of its proper divisors (387535187).

3562131661 is a wasteful number, since it uses less digits than its factorization.

3562131661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5308763.

The product of its digits is 19440, while the sum is 34.

The square root of 3562131661 is about 59683.5962472102. The cubic root of 3562131661 is about 1527.2260474110.

The spelling of 3562131661 in words is "three billion, five hundred sixty-two million, one hundred thirty-one thousand, six hundred sixty-one".