617096798761 has 8 divisors (see below), whose sum is σ = 620034421160. Its totient is φ = 614166147072.

The previous prime is 617096798741. The next prime is 617096798779. The reversal of 617096798761 is 167897690716.

It can be written as a sum of positive squares in 4 ways, for example, as 71633310736 + 545463488025 = 267644^2 + 738555^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-617096798761 is a prime.

It is a super-2 number, since 2×617096798761² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (617096798711) 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, 1565160 + ... + 1919353.

It is an arithmetic number, because the mean of its divisors is an integer number (77504302645).

Almost surely, 2^617096798761 is an apocalyptic number.

It is an amenable number.

617096798761 is a deficient number, since it is larger than the sum of its proper divisors (2937622399).

617096798761 is a wasteful number, since it uses less digits than its factorization.

617096798761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3485355.

The product of its (nonzero) digits is 48009024, while the sum is 67.

The spelling of 617096798761 in words is "six hundred seventeen billion, ninety-six million, seven hundred ninety-eight thousand, seven hundred sixty-one".