625100663 has 4 divisors (see below), whose sum is σ = 681928008. Its totient is φ = 568273320.

The previous prime is 625100657. The next prime is 625100669. The reversal of 625100663 is 366001526.

625100663 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 an interprime number because it is at equal distance from previous prime (625100657) and next prime (625100669).

It is a cyclic number.

It is not a de Polignac number, because 625100663 - 2¹⁶ = 625035127 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 (625100669) 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, 28413656 + ... + 28413677.

It is an arithmetic number, because the mean of its divisors is an integer number (170482002).

Almost surely, 2^625100663 is an apocalyptic number.

625100663 is a deficient number, since it is larger than the sum of its proper divisors (56827345).

625100663 is a wasteful number, since it uses less digits than its factorization.

625100663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56827344.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 625100663 is about 25002.0131789422. The cubic root of 625100663 is about 855.0338725566.

The spelling of 625100663 in words is "six hundred twenty-five million, one hundred thousand, six hundred sixty-three".