66052051 has 8 divisors (see below), whose sum is σ = 71336160. Its totient is φ = 60796992.

The previous prime is 66052033. The next prime is 66052057. The reversal of 66052051 is 15025066.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66052051 - 2²¹ = 63954899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66052057) 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, 2410 + ... + 11743.

It is an arithmetic number, because the mean of its divisors is an integer number (8917020).

Almost surely, 2^66052051 is an apocalyptic number.

66052051 is a deficient number, since it is larger than the sum of its proper divisors (5284109).

66052051 is a wasteful number, since it uses less digits than its factorization.

66052051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14525.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 66052051 is about 8127.2412908686. The cubic root of 66052051 is about 404.2302118151.

The spelling of 66052051 in words is "sixty-six million, fifty-two thousand, fifty-one".