612502263 has 16 divisors (see below), whose sum is σ = 907791840. Its totient is φ = 408163392.

The previous prime is 612502217. The next prime is 612502273. The reversal of 612502263 is 362205216.

It is not a de Polignac number, because 612502263 - 2⁶ = 612502199 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612502273) 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 15 ways as a sum of consecutive naturals, for example, 125395 + ... + 130187.

It is an arithmetic number, because the mean of its divisors is an integer number (56736990).

Almost surely, 2^612502263 is an apocalyptic number.

612502263 is a deficient number, since it is larger than the sum of its proper divisors (295289577).

612502263 is a wasteful number, since it uses less digits than its factorization.

612502263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9535 (or 9529 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 612502263 is about 24748.7830609911. The cubic root of 612502263 is about 849.2506720254.

Adding to 612502263 its reverse (362205216), we get a palindrome (974707479).

The spelling of 612502263 in words is "six hundred twelve million, five hundred two thousand, two hundred sixty-three".