2545335315122 has 4 divisors (see below), whose sum is σ = 3818002972686. Its totient is φ = 1272667657560.

The previous prime is 2545335315121. The next prime is 2545335315139. The reversal of 2545335315122 is 2215135335452.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2536084915081 + 9250400041 = 1592509^2 + 96179^2 .

It is a super-2 number, since 2×2545335315122² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2545335315122.

It is not an unprimeable number, because it can be changed into a prime (2545335315121) 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 as a sum of consecutive naturals, namely, 636333828779 + ... + 636333828782.

Almost surely, 2^{2545335315122} is an apocalyptic number.

2545335315122 is a deficient number, since it is larger than the sum of its proper divisors (1272667657564).

2545335315122 is a wasteful number, since it uses less digits than its factorization.

2545335315122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1272667657563.

The product of its digits is 540000, while the sum is 41.

It can be divided in two parts, 254533 and 5315122, that added together give a palindrome (5569655).

The spelling of 2545335315122 in words is "two trillion, five hundred forty-five billion, three hundred thirty-five million, three hundred fifteen thousand, one hundred twenty-two".