66711352 has 16 divisors (see below), whose sum is σ = 125443440. Its totient is φ = 33259776.

The previous prime is 66711343. The next prime is 66711371. The reversal of 66711352 is 25311766.

It is a congruent number.

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, 8988 + ... + 14635.

It is an arithmetic number, because the mean of its divisors is an integer number (7840215).

Almost surely, 2^66711352 is an apocalyptic number.

It is an amenable number.

66711352 is a deficient number, since it is larger than the sum of its proper divisors (58732088).

66711352 is a wasteful number, since it uses less digits than its factorization.

66711352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23982 (or 23978 counting only the distinct ones).

The product of its digits is 7560, while the sum is 31.

The square root of 66711352 is about 8167.7017575325. The cubic root of 66711352 is about 405.5707078789.

The spelling of 66711352 in words is "sixty-six million, seven hundred eleven thousand, three hundred fifty-two".