66150636 has 24 divisors (see below), whose sum is σ = 155391600. Its totient is φ = 21901632.

The previous prime is 66150631. The next prime is 66150697. The reversal of 66150636 is 63605166.

It is a junction number, because it is equal to n+sod(n) for n = 66150597 and 66150606.

It is not an unprimeable number, because it can be changed into a prime (66150631) 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, 16711 + ... + 20286.

It is an arithmetic number, because the mean of its divisors is an integer number (6474650).

Almost surely, 2^66150636 is an apocalyptic number.

It is an amenable number.

66150636 is an abundant number, since it is smaller than the sum of its proper divisors (89240964).

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

66150636 is a wasteful number, since it uses less digits than its factorization.

66150636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37153 (or 37151 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 66150636 is about 8133.3041256306. The cubic root of 66150636 is about 404.4312210944.

The spelling of 66150636 in words is "sixty-six million, one hundred fifty thousand, six hundred thirty-six".