65736957222 has 24 divisors (see below), whose sum is σ = 142703472600. Its totient is φ = 21870257760.

The previous prime is 65736957197. The next prime is 65736957269. The reversal of 65736957222 is 22275963756.

65736957222 is a `hidden beast` number, since 6 + 5 + 7 + 3 + 69 + 572 + 2 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3495472 + ... + 3514227.

It is an arithmetic number, because the mean of its divisors is an integer number (5945978025).

Almost surely, 2^65736957222 is an apocalyptic number.

65736957222 is an abundant number, since it is smaller than the sum of its proper divisors (76966515378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65736957222 is a wasteful number, since it uses less digits than its factorization.

65736957222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7010228 (or 7010225 counting only the distinct ones).

The product of its digits is 9525600, while the sum is 54.

The spelling of 65736957222 in words is "sixty-five billion, seven hundred thirty-six million, nine hundred fifty-seven thousand, two hundred twenty-two".