500192661049 has 9 divisors (see below), whose sum is σ = 506351109999. Its totient is φ = 494108249520.

The previous prime is 500192660963. The next prime is 500192661079. The reversal of 500192661049 is 940166291005.

The square root of 500192661049 is 707243.

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., 242169299449 + 258023361600 = 492107^2 + 507960^2 .

It is not a de Polignac number, because 500192661049 - 2⁷ = 500192660921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 500192660996 and 500192661014.

It is not an unprimeable number, because it can be changed into a prime (500192661079) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 58696909 + ... + 58705429.

Almost surely, 2^500192661049 is an apocalyptic number.

500192661049 is the 707243-rd square number.

500192661049 is the 353622-nd centered octagonal number.

It is an amenable number.

500192661049 is a deficient number, since it is larger than the sum of its proper divisors (6158448950).

500192661049 is an frugal number, since it uses more digits than its factorization.

500192661049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17208 (or 8604 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 43.

The spelling of 500192661049 in words is "five hundred billion, one hundred ninety-two million, six hundred sixty-one thousand, forty-nine".