25151762533 has 2 divisors, whose sum is σ = 25151762534. Its totient is φ = 25151762532.

The previous prime is 25151762483. The next prime is 25151762617. The reversal of 25151762533 is 33526715152.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14708353284 + 10443409249 = 121278^2 + 102193^2 .

It is a cyclic number.

It is not a de Polignac number, because 25151762533 - 2²⁹ = 24614891621 is a prime.

It is a super-2 number, since 2×25151762533² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25151762333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12575881266 + 12575881267.

It is an arithmetic number, because the mean of its divisors is an integer number (12575881267).

Almost surely, 2^25151762533 is an apocalyptic number.

It is an amenable number.

25151762533 is a deficient number, since it is larger than the sum of its proper divisors (1).

25151762533 is an equidigital number, since it uses as much as digits as its factorization.

25151762533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 189000, while the sum is 40.

The spelling of 25151762533 in words is "twenty-five billion, one hundred fifty-one million, seven hundred sixty-two thousand, five hundred thirty-three".