5651655517 has 8 divisors (see below), whose sum is σ = 5880340440. Its totient is φ = 5425224000.

The previous prime is 5651655511. The next prime is 5651655523. The reversal of 5651655517 is 7155561565.

It is an interprime number because it is at equal distance from previous prime (5651655511) and next prime (5651655523).

It can be written as a sum of positive squares in 4 ways, for example, as 353853721 + 5297801796 = 18811^2 + 72786^2 .

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 5651655517 - 2²⁷ = 5517437789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5651655511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 558234 + ... + 568267.

It is an arithmetic number, because the mean of its divisors is an integer number (735042555).

Almost surely, 2^5651655517 is an apocalyptic number.

It is an amenable number.

5651655517 is a deficient number, since it is larger than the sum of its proper divisors (228684923).

5651655517 is a wasteful number, since it uses less digits than its factorization.

5651655517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126703.

The product of its digits is 787500, while the sum is 46.

The square root of 5651655517 is about 75177.4934205710. The cubic root of 5651655517 is about 1781.2514362775.

The spelling of 5651655517 in words is "five billion, six hundred fifty-one million, six hundred fifty-five thousand, five hundred seventeen".