265415525453655 has 12 divisors (see below), whose sum is σ = 460053577453080. Its totient is φ = 141554946908592.

The previous prime is 265415525453653. The next prime is 265415525453693. The reversal of 265415525453655 is 556354525514562.

265415525453655 is a `hidden beast` number, since 2 + 6 + 5 + 4 + 1 + 5 + 5 + 2 + 545 + 36 + 55 = 666.

It is not a de Polignac number, because 265415525453655 - 2¹ = 265415525453653 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 265415525453592 and 265415525453601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (265415525453653) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2949061393885 + ... + 2949061393974.

It is an arithmetic number, because the mean of its divisors is an integer number (38337798121090).

Almost surely, 2^{265415525453655} is an apocalyptic number.

265415525453655 is a deficient number, since it is larger than the sum of its proper divisors (194638051999425).

265415525453655 is a wasteful number, since it uses less digits than its factorization.

265415525453655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5898122787870 (or 5898122787867 counting only the distinct ones).

The product of its digits is 540000000, while the sum is 63.

The spelling of 265415525453655 in words is "two hundred sixty-five trillion, four hundred fifteen billion, five hundred twenty-five million, four hundred fifty-three thousand, six hundred fifty-five".