65474722433 has 2 divisors, whose sum is σ = 65474722434. Its totient is φ = 65474722432.

The previous prime is 65474722429. The next prime is 65474722559. The reversal of 65474722433 is 33422747456.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 64634418289 + 840304144 = 254233^2 + 28988^2 .

It is a cyclic number.

It is not a de Polignac number, because 65474722433 - 2² = 65474722429 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (65474727433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32737361216 + 32737361217.

It is an arithmetic number, because the mean of its divisors is an integer number (32737361217).

Almost surely, 2^65474722433 is an apocalyptic number.

It is an amenable number.

65474722433 is a deficient number, since it is larger than the sum of its proper divisors (1).

65474722433 is an equidigital number, since it uses as much as digits as its factorization.

65474722433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3386880, while the sum is 47.

The spelling of 65474722433 in words is "sixty-five billion, four hundred seventy-four million, seven hundred twenty-two thousand, four hundred thirty-three".