51252073274 has 8 divisors (see below), whose sum is σ = 76931762580. Its totient is φ = 25608152416.

The previous prime is 51252073267. The next prime is 51252073291. The reversal of 51252073274 is 47237025215.

It can be written as a sum of positive squares in 2 ways, for example, as 51185895049 + 66178225 = 226243^2 + 8135^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8938529 + ... + 8944260.

Almost surely, 2^51252073274 is an apocalyptic number.

51252073274 is a deficient number, since it is larger than the sum of its proper divisors (25679689306).

51252073274 is a wasteful number, since it uses less digits than its factorization.

51252073274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17884224.

The product of its (nonzero) digits is 117600, while the sum is 38.

Adding to 51252073274 its reverse (47237025215), we get a palindrome (98489098489).

The spelling of 51252073274 in words is "fifty-one billion, two hundred fifty-two million, seventy-three thousand, two hundred seventy-four".