65472967451 has 2 divisors, whose sum is σ = 65472967452. Its totient is φ = 65472967450.

The previous prime is 65472967409. The next prime is 65472967453. The reversal of 65472967451 is 15476927456.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 65472967451 - 2⁶ = 65472967387 is a prime.

Together with 65472967453, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (65472967453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32736483725 + 32736483726.

It is an arithmetic number, because the mean of its divisors is an integer number (32736483726).

Almost surely, 2^65472967451 is an apocalyptic number.

65472967451 is a deficient number, since it is larger than the sum of its proper divisors (1).

65472967451 is an equidigital number, since it uses as much as digits as its factorization.

65472967451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12700800, while the sum is 56.

The spelling of 65472967451 in words is "sixty-five billion, four hundred seventy-two million, nine hundred sixty-seven thousand, four hundred fifty-one".