64512530373022 has 16 divisors (see below), whose sum is σ = 100977026333472. Its totient is φ = 30853546368480.

The previous prime is 64512530373007. The next prime is 64512530373029. The reversal of 64512530373022 is 22037303521546.

It is a self number, because there is not a number n which added to its sum of digits gives 64512530373022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64512530373029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 879429 + ... + 11392912.

It is an arithmetic number, because the mean of its divisors is an integer number (6311064145842).

Almost surely, 2^{64512530373022} is an apocalyptic number.

64512530373022 is a deficient number, since it is larger than the sum of its proper divisors (36464495960450).

64512530373022 is a wasteful number, since it uses less digits than its factorization.

64512530373022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12386643.

The product of its (nonzero) digits is 907200, while the sum is 43.

Adding to 64512530373022 its reverse (22037303521546), we get a palindrome (86549833894568).

The spelling of 64512530373022 in words is "sixty-four trillion, five hundred twelve billion, five hundred thirty million, three hundred seventy-three thousand, twenty-two".