252550540145099 has 16 divisors (see below), whose sum is σ = 289998549584640. Its totient is φ = 215444881179360.

The previous prime is 252550540145087. The next prime is 252550540145107. The reversal of 252550540145099 is 990541045055252.

It is a de Polignac number, because none of the positive numbers 2^k-252550540145099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (252550540145069) 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, 471032432 + ... + 471568290.

It is an arithmetic number, because the mean of its divisors is an integer number (18124909349040).

Almost surely, 2^{252550540145099} is an apocalyptic number.

252550540145099 is a deficient number, since it is larger than the sum of its proper divisors (37448009439541).

252550540145099 is a wasteful number, since it uses less digits than its factorization.

252550540145099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855170.

The product of its (nonzero) digits is 16200000, while the sum is 56.

The spelling of 252550540145099 in words is "two hundred fifty-two trillion, five hundred fifty billion, five hundred forty million, one hundred forty-five thousand, ninety-nine".