64473950607119 has 2 divisors, whose sum is σ = 64473950607120. Its totient is φ = 64473950607118.

The previous prime is 64473950607109. The next prime is 64473950607137. The reversal of 64473950607119 is 91170605937446.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64473950607119 - 2⁴⁰ = 63374438979343 is a prime.

It is a super-2 number, since 2×64473950607119² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64473950607109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32236975303559 + 32236975303560.

It is an arithmetic number, because the mean of its divisors is an integer number (32236975303560).

Almost surely, 2^{64473950607119} is an apocalyptic number.

64473950607119 is a deficient number, since it is larger than the sum of its proper divisors (1).

64473950607119 is an equidigital number, since it uses as much as digits as its factorization.

64473950607119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34292160, while the sum is 62.

The spelling of 64473950607119 in words is "sixty-four trillion, four hundred seventy-three billion, nine hundred fifty million, six hundred seven thousand, one hundred nineteen".