2252136861345 has 32 divisors (see below), whose sum is σ = 4118610705408. Its totient is φ = 1029443882688.

The previous prime is 2252136861329. The next prime is 2252136861347. The reversal of 2252136861345 is 5431686312522.

It is not a de Polignac number, because 2252136861345 - 2⁴ = 2252136861329 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2252136861294 and 2252136861303.

It is not an unprimeable number, because it can be changed into a prime (2252136861347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42279 + ... + 2122748.

It is an arithmetic number, because the mean of its divisors is an integer number (128706584544).

Almost surely, 2^{2252136861345} is an apocalyptic number.

It is an amenable number.

2252136861345 is a deficient number, since it is larger than the sum of its proper divisors (1866473844063).

2252136861345 is a wasteful number, since it uses less digits than its factorization.

2252136861345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2174949.

The product of its digits is 2073600, while the sum is 48.

The spelling of 2252136861345 in words is "two trillion, two hundred fifty-two billion, one hundred thirty-six million, eight hundred sixty-one thousand, three hundred forty-five".