265645650153425 has 48 divisors (see below), whose sum is σ = 346904720397120. Its totient is φ = 201234357504000.

The previous prime is 265645650153407. The next prime is 265645650153427. The reversal of 265645650153425 is 524351056546562.

It is not a de Polignac number, because 265645650153425 - 2¹² = 265645650149329 is a prime.

It is a super-2 number, since 2×265645650153425² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (265645650153427) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11146115309 + ... + 11146139141.

It is an arithmetic number, because the mean of its divisors is an integer number (7227181674940).

Almost surely, 2^{265645650153425} is an apocalyptic number.

265645650153425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

265645650153425 is a deficient number, since it is larger than the sum of its proper divisors (81259070243695).

265645650153425 is a wasteful number, since it uses less digits than its factorization.

265645650153425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34194 (or 34189 counting only the distinct ones).

The product of its (nonzero) digits is 129600000, while the sum is 59.

The spelling of 265645650153425 in words is "two hundred sixty-five trillion, six hundred forty-five billion, six hundred fifty million, one hundred fifty-three thousand, four hundred twenty-five".