223505155413525 has 12 divisors (see below), whose sum is σ = 369528523617152. Its totient is φ = 119202749553840.

The previous prime is 223505155413521. The next prime is 223505155413577. The reversal of 223505155413525 is 525314551505322.

223505155413525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 223505155413525 - 2² = 223505155413521 is a prime.

It is a super-2 number, since 2×223505155413525² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223505155413521) 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, 1490034369349 + ... + 1490034369498.

Almost surely, 2^{223505155413525} is an apocalyptic number.

223505155413525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

223505155413525 is a deficient number, since it is larger than the sum of its proper divisors (146023368203627).

223505155413525 is a wasteful number, since it uses less digits than its factorization.

223505155413525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980068738860 (or 2980068738855 counting only the distinct ones).

The product of its (nonzero) digits is 4500000, while the sum is 48.

The spelling of 223505155413525 in words is "two hundred twenty-three trillion, five hundred five billion, one hundred fifty-five million, four hundred thirteen thousand, five hundred twenty-five".