252101806502245 has 16 divisors (see below), whose sum is σ = 347477005382400. Its totient is φ = 172001117654784.

The previous prime is 252101806502237. The next prime is 252101806502267. The reversal of 252101806502245 is 542205608101252.

252101806502245 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 252101806502245 - 2³ = 252101806502237 is a prime.

It is a super-2 number, since 2×252101806502245² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18097753732 + ... + 18097767661.

It is an arithmetic number, because the mean of its divisors is an integer number (21717312836400).

Almost surely, 2^{252101806502245} is an apocalyptic number.

It is an amenable number.

252101806502245 is a deficient number, since it is larger than the sum of its proper divisors (95375198880155).

252101806502245 is a wasteful number, since it uses less digits than its factorization.

252101806502245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36195521604.

The product of its (nonzero) digits is 384000, while the sum is 43.

The spelling of 252101806502245 in words is "two hundred fifty-two trillion, one hundred one billion, eight hundred six million, five hundred two thousand, two hundred forty-five".