66056035 has 4 divisors (see below), whose sum is σ = 79267248. Its totient is φ = 52844824.

The previous prime is 66056017. The next prime is 66056051. The reversal of 66056035 is 53065066.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53065066 = 2 ⋅26532533.

It is a cyclic number.

It is not a de Polignac number, because 66056035 - 2⁷ = 66055907 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66055988 and 66056006.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6605599 + ... + 6605608.

It is an arithmetic number, because the mean of its divisors is an integer number (19816812).

Almost surely, 2^66056035 is an apocalyptic number.

66056035 is a deficient number, since it is larger than the sum of its proper divisors (13211213).

66056035 is a wasteful number, since it uses less digits than its factorization.

66056035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13211212.

The product of its (nonzero) digits is 16200, while the sum is 31.

The square root of 66056035 is about 8127.4863887920. The cubic root of 66056035 is about 404.2383388440.

The spelling of 66056035 in words is "sixty-six million, fifty-six thousand, thirty-five".