66462383 has 4 divisors (see below), whose sum is σ = 71574888. Its totient is φ = 61349880.

The previous prime is 66462377. The next prime is 66462421. The reversal of 66462383 is 38326466.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 66462383 - 2¹⁴ = 66445999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66462883) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2556233 + ... + 2556258.

It is an arithmetic number, because the mean of its divisors is an integer number (17893722).

Almost surely, 2^66462383 is an apocalyptic number.

66462383 is a deficient number, since it is larger than the sum of its proper divisors (5112505).

66462383 is a wasteful number, since it uses less digits than its factorization.

66462383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5112504.

The product of its digits is 124416, while the sum is 38.

The square root of 66462383 is about 8152.4464426330. The cubic root of 66462383 is about 405.0655444393.

The spelling of 66462383 in words is "sixty-six million, four hundred sixty-two thousand, three hundred eighty-three".