6456725061 has 4 divisors (see below), whose sum is σ = 8608966752. Its totient is φ = 4304483372.

The previous prime is 6456724999. The next prime is 6456725087. The reversal of 6456725061 is 1605276546.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6456725061 - 2¹⁰ = 6456724037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6456725461) 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, 1076120841 + ... + 1076120846.

It is an arithmetic number, because the mean of its divisors is an integer number (2152241688).

Almost surely, 2^6456725061 is an apocalyptic number.

It is an amenable number.

6456725061 is a deficient number, since it is larger than the sum of its proper divisors (2152241691).

6456725061 is a wasteful number, since it uses less digits than its factorization.

6456725061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2152241690.

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 6456725061 is about 80353.7495142573. The cubic root of 6456725061 is about 1862.1047070412.

The spelling of 6456725061 in words is "six billion, four hundred fifty-six million, seven hundred twenty-five thousand, sixty-one".