2506514565 has 32 divisors (see below), whose sum is σ = 4066070400. Its totient is φ = 1318338560.

The previous prime is 2506514557. The next prime is 2506514597. The reversal of 2506514565 is 5654156052.

It is a happy number.

It is not a de Polignac number, because 2506514565 - 2³ = 2506514557 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 557125 + ... + 561605.

It is an arithmetic number, because the mean of its divisors is an integer number (127064700).

Almost surely, 2^2506514565 is an apocalyptic number.

It is an amenable number.

2506514565 is a deficient number, since it is larger than the sum of its proper divisors (1559555835).

2506514565 is a wasteful number, since it uses less digits than its factorization.

2506514565 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4997.

The product of its (nonzero) digits is 180000, while the sum is 39.

The square root of 2506514565 is about 50065.1032656480. The cubic root of 2506514565 is about 1358.3866691224.

The spelling of 2506514565 in words is "two billion, five hundred six million, five hundred fourteen thousand, five hundred sixty-five".