64174083432253 has 2 divisors, whose sum is σ = 64174083432254. Its totient is φ = 64174083432252.

The previous prime is 64174083432169. The next prime is 64174083432293. The reversal of 64174083432253 is 35223438047146.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52304528802969 + 11869554629284 = 7232187^2 + 3445222^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64174083432253 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64174083432253.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64174083432293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32087041716126 + 32087041716127.

It is an arithmetic number, because the mean of its divisors is an integer number (32087041716127).

Almost surely, 2^{64174083432253} is an apocalyptic number.

It is an amenable number.

64174083432253 is a deficient number, since it is larger than the sum of its proper divisors (1).

64174083432253 is an equidigital number, since it uses as much as digits as its factorization.

64174083432253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11612160, while the sum is 52.

The spelling of 64174083432253 in words is "sixty-four trillion, one hundred seventy-four billion, eighty-three million, four hundred thirty-two thousand, two hundred fifty-three".