1825161628274 has 8 divisors (see below), whose sum is σ = 2898786115548. Its totient is φ = 858899589760.

The previous prime is 1825161628271. The next prime is 1825161628319. The reversal of 1825161628274 is 4728261615281.

It can be written as a sum of positive squares in 2 ways, for example, as 1426125582025 + 399036046249 = 1194205^2 + 631693^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1825161628271) 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 3 ways as a sum of consecutive naturals, for example, 26840612147 + ... + 26840612214.

Almost surely, 2^{1825161628274} is an apocalyptic number.

1825161628274 is a deficient number, since it is larger than the sum of its proper divisors (1073624487274).

1825161628274 is a wasteful number, since it uses less digits than its factorization.

1825161628274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53681224380.

The product of its digits is 2580480, while the sum is 53.

The spelling of 1825161628274 in words is "one trillion, eight hundred twenty-five billion, one hundred sixty-one million, six hundred twenty-eight thousand, two hundred seventy-four".