63712623 has 16 divisors (see below), whose sum is σ = 94641120. Its totient is φ = 37855104.

The previous prime is 63712619. The next prime is 63712667. The reversal of 63712623 is 32621736.

It is not a de Polignac number, because 63712623 - 2² = 63712619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63712673) 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, 27036 + ... + 29297.

It is an arithmetic number, because the mean of its divisors is an integer number (5915070).

Almost surely, 2^63712623 is an apocalyptic number.

63712623 is a deficient number, since it is larger than the sum of its proper divisors (30928497).

63712623 is a wasteful number, since it uses less digits than its factorization.

63712623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56378.

The product of its digits is 9072, while the sum is 30.

The square root of 63712623 is about 7982.0187296197. The cubic root of 63712623 is about 399.4003995641.

The spelling of 63712623 in words is "sixty-three million, seven hundred twelve thousand, six hundred twenty-three".