6533869924 has 12 divisors (see below), whose sum is σ = 11511013500. Its totient is φ = 3245008928.

The previous prime is 6533869919. The next prime is 6533869957. The reversal of 6533869924 is 4299683356.

It can be written as a sum of positive squares in 2 ways, for example, as 2640109924 + 3893760000 = 51382^2 + 62400^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5480839 + ... + 5482030.

It is an arithmetic number, because the mean of its divisors is an integer number (959251125).

Almost surely, 2^6533869924 is an apocalyptic number.

It is an amenable number.

6533869924 is a deficient number, since it is larger than the sum of its proper divisors (4977143576).

6533869924 is a wasteful number, since it uses less digits than its factorization.

6533869924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10963022 (or 10963020 counting only the distinct ones).

The product of its digits is 8398080, while the sum is 55.

The square root of 6533869924 is about 80832.3569123158. The cubic root of 6533869924 is about 1869.4914994746.

The spelling of 6533869924 in words is "six billion, five hundred thirty-three million, eight hundred sixty-nine thousand, nine hundred twenty-four".