32464425251 has 2 divisors, whose sum is σ = 32464425252. Its totient is φ = 32464425250.

The previous prime is 32464425233. The next prime is 32464425271. The reversal of 32464425251 is 15252446423.

It is a weak prime.

It is an emirp because it is prime and its reverse (15252446423) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32464425251 is a prime.

It is not a weakly prime, because it can be changed into another prime (32464425271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16232212625 + 16232212626.

It is an arithmetic number, because the mean of its divisors is an integer number (16232212626).

Almost surely, 2^32464425251 is an apocalyptic number.

32464425251 is a deficient number, since it is larger than the sum of its proper divisors (1).

32464425251 is an equidigital number, since it uses as much as digits as its factorization.

32464425251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 230400, while the sum is 38.

The spelling of 32464425251 in words is "thirty-two billion, four hundred sixty-four million, four hundred twenty-five thousand, two hundred fifty-one".