66022064662444 has 48 divisors (see below), whose sum is σ = 132202894440960. Its totient is φ = 28577693280960.

The previous prime is 66022064662441. The next prime is 66022064662451. The reversal of 66022064662444 is 44426646022066.

It is a junction number, because it is equal to n+sod(n) for n = 66022064662391 and 66022064662400.

It is not an unprimeable number, because it can be changed into a prime (66022064662441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431350014 + ... + 431503045.

It is an arithmetic number, because the mean of its divisors is an integer number (2754226967520).

Almost surely, 2^{66022064662444} is an apocalyptic number.

It is an amenable number.

66022064662444 is an abundant number, since it is smaller than the sum of its proper divisors (66180829778516).

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

66022064662444 is a wasteful number, since it uses less digits than its factorization.

66022064662444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862853158 (or 862853156 counting only the distinct ones).

The product of its (nonzero) digits is 15925248, while the sum is 52.

The spelling of 66022064662444 in words is "sixty-six trillion, twenty-two billion, sixty-four million, six hundred sixty-two thousand, four hundred forty-four".