65498117476 has 27 divisors (see below), whose sum is σ = 125999978713. Its totient is φ = 29769312320.

The previous prime is 65498117453. The next prime is 65498117507. The reversal of 65498117476 is 67471189456.

The square root of 65498117476 is 255926.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 44466156900 + 21031960576 = 210870^2 + 145024^2 .

It is a super-2 number, since 2×65498117476² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 65498117476.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 5624556 + ... + 5636188.

Almost surely, 2^65498117476 is an apocalyptic number.

65498117476 is the 255926-th square number.

It is an amenable number.

65498117476 is a deficient number, since it is larger than the sum of its proper divisors (60501861237).

65498117476 is an equidigital number, since it uses as much as digits as its factorization.

65498117476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23292 (or 11646 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 58.

The spelling of 65498117476 in words is "sixty-five billion, four hundred ninety-eight million, one hundred seventeen thousand, four hundred seventy-six".