6453371654377 has 2 divisors, whose sum is σ = 6453371654378. Its totient is φ = 6453371654376.

The previous prime is 6453371654351. The next prime is 6453371654399. The reversal of 6453371654377 is 7734561733546.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4759635992281 + 1693735662096 = 2181659^2 + 1301436^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6453371654377 is a prime.

It is not a weakly prime, because it can be changed into another prime (6453371657377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3226685827188 + 3226685827189.

It is an arithmetic number, because the mean of its divisors is an integer number (3226685827189).

Almost surely, 2^{6453371654377} is an apocalyptic number.

It is an amenable number.

6453371654377 is a deficient number, since it is larger than the sum of its proper divisors (1).

6453371654377 is an equidigital number, since it uses as much as digits as its factorization.

6453371654377 is an evil number, because the sum of its binary digits is even.

The product of its digits is 133358400, while the sum is 61.

The spelling of 6453371654377 in words is "six trillion, four hundred fifty-three billion, three hundred seventy-one million, six hundred fifty-four thousand, three hundred seventy-seven".