63472065901 has 2 divisors, whose sum is σ = 63472065902. Its totient is φ = 63472065900.

The previous prime is 63472065869. The next prime is 63472065919. The reversal of 63472065901 is 10956027436.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 62202854025 + 1269211876 = 249405^2 + 35626^2 .

It is a cyclic number.

It is not a de Polignac number, because 63472065901 - 2⁵ = 63472065869 is a prime.

It is a super-4 number, since 4×63472065901⁴ (a number of 44 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63472065301) 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, 31736032950 + 31736032951.

It is an arithmetic number, because the mean of its divisors is an integer number (31736032951).

Almost surely, 2^63472065901 is an apocalyptic number.

It is an amenable number.

63472065901 is a deficient number, since it is larger than the sum of its proper divisors (1).

63472065901 is an equidigital number, since it uses as much as digits as its factorization.

63472065901 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 63472065901 in words is "sixty-three billion, four hundred seventy-two million, sixty-five thousand, nine hundred one".