5236261666 has 8 divisors (see below), whose sum is σ = 7891617744. Its totient is φ = 2605722420.

The previous prime is 5236261651. The next prime is 5236261691. The reversal of 5236261666 is 6661626325.

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

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, 6203680 + ... + 6204523.

It is an arithmetic number, because the mean of its divisors is an integer number (986452218).

Almost surely, 2^5236261666 is an apocalyptic number.

5236261666 is a deficient number, since it is larger than the sum of its proper divisors (2655356078).

5236261666 is a wasteful number, since it uses less digits than its factorization.

5236261666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12408416.

The product of its digits is 466560, while the sum is 43.

The square root of 5236261666 is about 72362.0181172416. The cubic root of 5236261666 is about 1736.4959722514.

The spelling of 5236261666 in words is "five billion, two hundred thirty-six million, two hundred sixty-one thousand, six hundred sixty-six".