5660121567 has 8 divisors (see below), whose sum is σ = 7548171696. Its totient is φ = 3772742912.

The previous prime is 5660121547. The next prime is 5660121569. The reversal of 5660121567 is 7651210665.

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 5660121567 - 2¹⁸ = 5659859423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5660121569) 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, 147858 + ... + 182159.

It is an arithmetic number, because the mean of its divisors is an integer number (943521462).

Almost surely, 2^5660121567 is an apocalyptic number.

5660121567 is a deficient number, since it is larger than the sum of its proper divisors (1888050129).

5660121567 is a wasteful number, since it uses less digits than its factorization.

5660121567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335737.

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 5660121567 is about 75233.7794278607. The cubic root of 5660121567 is about 1782.1404170976.

The spelling of 5660121567 in words is "five billion, six hundred sixty million, one hundred twenty-one thousand, five hundred sixty-seven".