525252502550 has 12 divisors (see below), whose sum is σ = 976969654836. Its totient is φ = 210101001000.

The previous prime is 525252502529. The next prime is 525252502559. The reversal of 525252502550 is 55205252525.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (525252502559) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5252524976 + ... + 5252525075.

It is an arithmetic number, because the mean of its divisors is an integer number (81414137903).

Almost surely, 2^525252502550 is an apocalyptic number.

525252502550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

525252502550 is a deficient number, since it is larger than the sum of its proper divisors (451717152286).

525252502550 is a wasteful number, since it uses less digits than its factorization.

525252502550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10505050063 (or 10505050058 counting only the distinct ones).

The product of its (nonzero) digits is 250000, while the sum is 38.

The spelling of 525252502550 in words is "five hundred twenty-five billion, two hundred fifty-two million, five hundred two thousand, five hundred fifty".