66562204037 has 16 divisors (see below), whose sum is σ = 76975557120. Its totient is φ = 56375797632.

The previous prime is 66562204013. The next prime is 66562204057. The reversal of 66562204037 is 73040226566.

It is not a de Polignac number, because 66562204037 - 2⁸ = 66562203781 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66562203985 and 66562204003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66562204057) 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, 952463 + ... + 1019955.

It is an arithmetic number, because the mean of its divisors is an integer number (4810972320).

Almost surely, 2^66562204037 is an apocalyptic number.

It is an amenable number.

66562204037 is a deficient number, since it is larger than the sum of its proper divisors (10413353083).

66562204037 is a wasteful number, since it uses less digits than its factorization.

66562204037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69172.

The product of its (nonzero) digits is 362880, while the sum is 41.

The spelling of 66562204037 in words is "sixty-six billion, five hundred sixty-two million, two hundred four thousand, thirty-seven".