2506506365 has 8 divisors (see below), whose sum is σ = 3281244768. Its totient is φ = 1822913680.

The previous prime is 2506506361. The next prime is 2506506403. The reversal of 2506506365 is 5636056052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2506506365 - 2² = 2506506361 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2506506361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22786367 + ... + 22786476.

It is an arithmetic number, because the mean of its divisors is an integer number (410155596).

Almost surely, 2^2506506365 is an apocalyptic number.

It is an amenable number.

2506506365 is a deficient number, since it is larger than the sum of its proper divisors (774738403).

2506506365 is a wasteful number, since it uses less digits than its factorization.

2506506365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45572859.

The product of its (nonzero) digits is 162000, while the sum is 38.

The square root of 2506506365 is about 50065.0213722116. The cubic root of 2506506365 is about 1358.3851878114.

The spelling of 2506506365 in words is "two billion, five hundred six million, five hundred six thousand, three hundred sixty-five".