2520651255 has 8 divisors (see below), whose sum is σ = 4033042032. Its totient is φ = 1344347328.

The previous prime is 2520651229. The next prime is 2520651281. The reversal of 2520651255 is 5521560252.

It is an interprime number because it is at equal distance from previous prime (2520651229) and next prime (2520651281).

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

It is not a de Polignac number, because 2520651255 - 2⁷ = 2520651127 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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84021694 + ... + 84021723.

It is an arithmetic number, because the mean of its divisors is an integer number (504130254).

Almost surely, 2^2520651255 is an apocalyptic number.

2520651255 is a deficient number, since it is larger than the sum of its proper divisors (1512390777).

2520651255 is a wasteful number, since it uses less digits than its factorization.

2520651255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168043425.

The product of its (nonzero) digits is 30000, while the sum is 33.

The square root of 2520651255 is about 50206.0878280712. The cubic root of 2520651255 is about 1360.9356405806.

The spelling of 2520651255 in words is "two billion, five hundred twenty million, six hundred fifty-one thousand, two hundred fifty-five".