65971628628622 has 16 divisors (see below), whose sum is σ = 100862426210400. Its totient is φ = 32351287320352.

The previous prime is 65971628628599. The next prime is 65971628628641. The reversal of 65971628628622 is 22682682617956.

65971628628622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 116573497 + ... + 117138052.

It is an arithmetic number, because the mean of its divisors is an integer number (6303901638150).

Almost surely, 2^{65971628628622} is an apocalyptic number.

65971628628622 is a deficient number, since it is larger than the sum of its proper divisors (34890797581778).

65971628628622 is a wasteful number, since it uses less digits than its factorization.

65971628628622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233714267.

The product of its digits is 418037760, while the sum is 70.

The spelling of 65971628628622 in words is "sixty-five trillion, nine hundred seventy-one billion, six hundred twenty-eight million, six hundred twenty-eight thousand, six hundred twenty-two".