252530550555 has 16 divisors (see below), whose sum is σ = 414969121824. Its totient is φ = 131042880000.

The previous prime is 252530550553. The next prime is 252530550563. The reversal of 252530550555 is 555055035252.

It is a happy number.

It is not a de Polignac number, because 252530550555 - 2¹ = 252530550553 is a prime.

It is a super-2 number, since 2×252530550555² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (252530550553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227504446 + ... + 227505555.

It is an arithmetic number, because the mean of its divisors is an integer number (25935570114).

Almost surely, 2^252530550555 is an apocalyptic number.

252530550555 is a deficient number, since it is larger than the sum of its proper divisors (162438571269).

252530550555 is a wasteful number, since it uses less digits than its factorization.

252530550555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 455010046.

The product of its (nonzero) digits is 937500, while the sum is 42.

The spelling of 252530550555 in words is "two hundred fifty-two billion, five hundred thirty million, five hundred fifty thousand, five hundred fifty-five".