269148252025 has 81 divisors (see below), whose sum is σ = 363477631311. Its totient is φ = 197673346080.

The previous prime is 269148252019. The next prime is 269148252031. The reversal of 269148252025 is 520252841962.

The square root of 269148252025 is 518795.

It is a perfect power (a square), and thus also a powerful number.

It is an interprime number because it is at equal distance from previous prime (269148252019) and next prime (269148252031).

It can be written as a sum of positive squares in only one way, i.e., 96893370729 + 172254881296 = 311277^2 + 415036^2 .

It is not a de Polignac number, because 269148252025 - 2¹¹ = 269148249977 is a prime.

It is a super-2 number, since 2×269148252025² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 2119277512 + ... + 2119277638.

Almost surely, 2^269148252025 is an apocalyptic number.

269148252025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

269148252025 is the 518795-th square number.

269148252025 is the 259398-th centered octagonal number.

It is an amenable number.

269148252025 is a deficient number, since it is larger than the sum of its proper divisors (94329379286).

269148252025 is an equidigital number, since it uses as much as digits as its factorization.

269148252025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388 (or 194 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 46.

The spelling of 269148252025 in words is "two hundred sixty-nine billion, one hundred forty-eight million, two hundred fifty-two thousand, twenty-five".