85313460251 has 4 divisors (see below), whose sum is σ = 85328546952. Its totient is φ = 85298373552.

The previous prime is 85313460247. The next prime is 85313460259. The reversal of 85313460251 is 15206431358.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 85313460251 - 2² = 85313460247 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (85313460259) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7534865 + ... + 7546178.

It is an arithmetic number, because the mean of its divisors is an integer number (21332136738).

Almost surely, 2^85313460251 is an apocalyptic number.

85313460251 is a deficient number, since it is larger than the sum of its proper divisors (15086701).

85313460251 is a wasteful number, since it uses less digits than its factorization.

85313460251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15086700.

The product of its (nonzero) digits is 86400, while the sum is 38.

The spelling of 85313460251 in words is "eighty-five billion, three hundred thirteen million, four hundred sixty thousand, two hundred fifty-one".