60664263 has 16 divisors (see below), whose sum is σ = 90118656. Its totient is φ = 35983040.

The previous prime is 60664237. The next prime is 60664273. The reversal of 60664263 is 36246606.

It is a cyclic number.

It is not a de Polignac number, because 60664263 - 2¹² = 60660167 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60664223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18006 + ... + 21107.

It is an arithmetic number, because the mean of its divisors is an integer number (5632416).

Almost surely, 2^60664263 is an apocalyptic number.

60664263 is a deficient number, since it is larger than the sum of its proper divisors (29454393).

60664263 is a wasteful number, since it uses less digits than its factorization.

60664263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39174.

The product of its (nonzero) digits is 31104, while the sum is 33.

The square root of 60664263 is about 7788.7266610146. The cubic root of 60664263 is about 392.9261883146.

The spelling of 60664263 in words is "sixty million, six hundred sixty-four thousand, two hundred sixty-three".