63078623 has 4 divisors (see below), whose sum is σ = 64617168. Its totient is φ = 61540080.

The previous prime is 63078607. The next prime is 63078637. The reversal of 63078623 is 32687036.

63078623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 63078623 - 2⁴ = 63078607 is a prime.

It is a super-2 number, since 2×63078623² = 7957825359152258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63078523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 769211 + ... + 769292.

It is an arithmetic number, because the mean of its divisors is an integer number (16154292).

Almost surely, 2^63078623 is an apocalyptic number.

63078623 is a deficient number, since it is larger than the sum of its proper divisors (1538545).

63078623 is a wasteful number, since it uses less digits than its factorization.

63078623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1538544.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 63078623 is about 7942.2051723687. The cubic root of 63078623 is about 398.0711786536.

The spelling of 63078623 in words is "sixty-three million, seventy-eight thousand, six hundred twenty-three".