66014070 has 32 divisors (see below), whose sum is σ = 158721120. Its totient is φ = 17571840.

The previous prime is 66014051. The next prime is 66014087. The reversal of 66014070 is 7041066.

It is a self number, because there is not a number n which added to its sum of digits gives 66014070.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18166 + ... + 21494.

It is an arithmetic number, because the mean of its divisors is an integer number (4960035).

Almost surely, 2^66014070 is an apocalyptic number.

66014070 is an abundant number, since it is smaller than the sum of its proper divisors (92707050).

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

66014070 is a wasteful number, since it uses less digits than its factorization.

66014070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4000.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 66014070 is about 8124.9043071288. The cubic root of 66014070 is about 404.1527173183.

The spelling of 66014070 in words is "sixty-six million, fourteen thousand, seventy".