66164035 has 8 divisors (see below), whose sum is σ = 90739296. Its totient is φ = 45369600.

The previous prime is 66164027. The next prime is 66164053. The reversal of 66164035 is 53046166.

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

It is not a de Polignac number, because 66164035 - 2³ = 66164027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66163988 and 66164006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 945166 + ... + 945235.

It is an arithmetic number, because the mean of its divisors is an integer number (11342412).

Almost surely, 2^66164035 is an apocalyptic number.

66164035 is a deficient number, since it is larger than the sum of its proper divisors (24575261).

66164035 is a wasteful number, since it uses less digits than its factorization.

66164035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890413.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 66164035 is about 8134.1277958980. The cubic root of 66164035 is about 404.4585254834.

The spelling of 66164035 in words is "sixty-six million, one hundred sixty-four thousand, thirty-five".