2506036321 has 2 divisors, whose sum is σ = 2506036322. Its totient is φ = 2506036320.

The previous prime is 2506036301. The next prime is 2506036333. The reversal of 2506036321 is 1236306052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2358170721 + 147865600 = 48561^2 + 12160^2 .

It is a cyclic number.

It is not a de Polignac number, because 2506036321 - 2²¹ = 2503939169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2506036321.

It is not a weakly prime, because it can be changed into another prime (2506036301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1253018160 + 1253018161.

It is an arithmetic number, because the mean of its divisors is an integer number (1253018161).

Almost surely, 2^2506036321 is an apocalyptic number.

It is an amenable number.

2506036321 is a deficient number, since it is larger than the sum of its proper divisors (1).

2506036321 is an equidigital number, since it uses as much as digits as its factorization.

2506036321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 2506036321 is about 50060.3268167518. The cubic root of 2506036321 is about 1358.3002700506.

The spelling of 2506036321 in words is "two billion, five hundred six million, thirty-six thousand, three hundred twenty-one".