32251256261 has 8 divisors (see below), whose sum is σ = 36924051264. Its totient is φ = 27594829440.

The previous prime is 32251256251. The next prime is 32251256293. The reversal of 32251256261 is 16265215223.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32251256261 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 (32251256221) 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 7 ways as a sum of consecutive naturals, for example, 4087820 + ... + 4095701.

It is an arithmetic number, because the mean of its divisors is an integer number (4615506408).

Almost surely, 2^32251256261 is an apocalyptic number.

It is an amenable number.

32251256261 is a deficient number, since it is larger than the sum of its proper divisors (4672795003).

32251256261 is an equidigital number, since it uses as much as digits as its factorization.

32251256261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8184091.

The product of its digits is 43200, while the sum is 35.

The spelling of 32251256261 in words is "thirty-two billion, two hundred fifty-one million, two hundred fifty-six thousand, two hundred sixty-one".