2551023529 has 2 divisors, whose sum is σ = 2551023530. Its totient is φ = 2551023528.

The previous prime is 2551023521. The next prime is 2551023551. The reversal of 2551023529 is 9253201552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1579267600 + 971755929 = 39740^2 + 31173^2 .

It is a cyclic number.

It is not a de Polignac number, because 2551023529 - 2³ = 2551023521 is a prime.

It is a super-2 number, since 2×2551023529² = 13015442091023227682, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2551023494 and 2551023503.

It is not a weakly prime, because it can be changed into another prime (2551023521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275511764 + 1275511765.

It is an arithmetic number, because the mean of its divisors is an integer number (1275511765).

Almost surely, 2^2551023529 is an apocalyptic number.

It is an amenable number.

2551023529 is a deficient number, since it is larger than the sum of its proper divisors (1).

2551023529 is an equidigital number, since it uses as much as digits as its factorization.

2551023529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 2551023529 is about 50507.6581223085. The cubic root of 2551023529 is about 1366.3799734607.

It can be divided in two parts, 2551023 and 529, that added together give a palindrome (2551552).

The spelling of 2551023529 in words is "two billion, five hundred fifty-one million, twenty-three thousand, five hundred twenty-nine".