525261256355 has 32 divisors (see below), whose sum is σ = 704638545408. Its totient is φ = 372557203200.

The previous prime is 525261256313. The next prime is 525261256361. The reversal of 525261256355 is 553652162525.

It is a happy number.

It is not a de Polignac number, because 525261256355 - 2¹⁰ = 525261255331 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6469844 + ... + 6550526.

It is an arithmetic number, because the mean of its divisors is an integer number (22019954544).

Almost surely, 2^525261256355 is an apocalyptic number.

525261256355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

525261256355 is a deficient number, since it is larger than the sum of its proper divisors (179377289053).

525261256355 is a wasteful number, since it uses less digits than its factorization.

525261256355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83627.

The product of its digits is 2700000, while the sum is 47.

The spelling of 525261256355 in words is "five hundred twenty-five billion, two hundred sixty-one million, two hundred fifty-six thousand, three hundred fifty-five".