5615684461 has 8 divisors (see below), whose sum is σ = 5739290648. Its totient is φ = 5493096000.

The previous prime is 5615684449. The next prime is 5615684489. The reversal of 5615684461 is 1644865165.

It can be written as a sum of positive squares in 4 ways, for example, as 99800100 + 5515884361 = 9990^2 + 74269^2 .

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 5615684461 - 2⁹ = 5615683949 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 (5615684491) 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, 243270 + ... + 265351.

It is an arithmetic number, because the mean of its divisors is an integer number (717411331).

Almost surely, 2^5615684461 is an apocalyptic number.

It is an amenable number.

5615684461 is a deficient number, since it is larger than the sum of its proper divisors (123606187).

5615684461 is a wasteful number, since it uses less digits than its factorization.

5615684461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508863.

The product of its digits is 691200, while the sum is 46.

The square root of 5615684461 is about 74937.8706729782. The cubic root of 5615684461 is about 1777.4643504264.

The spelling of 5615684461 in words is "five billion, six hundred fifteen million, six hundred eighty-four thousand, four hundred sixty-one".