6886925053 has 4 divisors (see below), whose sum is σ = 6888227580. Its totient is φ = 6885622528.

The previous prime is 6886925027. The next prime is 6886925081. The reversal of 6886925053 is 3505296886.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 926776249 + 5960148804 = 30443^2 + 77202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6886925053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6886925753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 643300 + ... + 653917.

It is an arithmetic number, because the mean of its divisors is an integer number (1722056895).

Almost surely, 2^6886925053 is an apocalyptic number.

It is an amenable number.

6886925053 is a deficient number, since it is larger than the sum of its proper divisors (1302527).

6886925053 is a wasteful number, since it uses less digits than its factorization.

6886925053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1302526.

The product of its (nonzero) digits is 3110400, while the sum is 52.

The square root of 6886925053 is about 82987.4993779184. The cubic root of 6886925053 is about 1902.5749992047.

The spelling of 6886925053 in words is "six billion, eight hundred eighty-six million, nine hundred twenty-five thousand, fifty-three".