82251362525 has 12 divisors (see below), whose sum is σ = 102294345972. Its totient is φ = 65605827840.

The previous prime is 82251362507. The next prime is 82251362597. The reversal of 82251362525 is 52526315228.

It can be written as a sum of positive squares in 6 ways, for example, as 5663014009 + 76588348516 = 75253^2 + 276746^2 .

It is not a de Polignac number, because 82251362525 - 2⁸ = 82251362269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4872962 + ... + 4889811.

It is an arithmetic number, because the mean of its divisors is an integer number (8524528831).

Almost surely, 2^82251362525 is an apocalyptic number.

It is an amenable number.

82251362525 is a deficient number, since it is larger than the sum of its proper divisors (20042983447).

82251362525 is a wasteful number, since it uses less digits than its factorization.

82251362525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9763120 (or 9763115 counting only the distinct ones).

The product of its digits is 288000, while the sum is 41.

The spelling of 82251362525 in words is "eighty-two billion, two hundred fifty-one million, three hundred sixty-two thousand, five hundred twenty-five".