2251064052270 has 48 divisors (see below), whose sum is σ = 6384836223792. Its totient is φ = 545712497280.

The previous prime is 2251064052227. The next prime is 2251064052319. The reversal of 2251064052270 is 722504601522.

2251064052270 is a `hidden beast` number, since 2 + 2 + 5 + 1 + 0 + 64 + 0 + 522 + 70 = 666.

2251064052270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1136900047 + ... + 1136902026.

It is an arithmetic number, because the mean of its divisors is an integer number (133017421329).

Almost surely, 2^{2251064052270} is an apocalyptic number.

2251064052270 is an abundant number, since it is smaller than the sum of its proper divisors (4133772171522).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2251064052270 is a wasteful number, since it uses less digits than its factorization.

2251064052270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2273802097 (or 2273802094 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

Adding to 2251064052270 its reverse (722504601522), we get a palindrome (2973568653792).

The spelling of 2251064052270 in words is "two trillion, two hundred fifty-one billion, sixty-four million, fifty-two thousand, two hundred seventy".