51132846572427 has 4 divisors (see below), whose sum is σ = 68177128763240. Its totient is φ = 34088564381616.

The previous prime is 51132846572333. The next prime is 51132846572447. The reversal of 51132846572427 is 72427564823115.

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

It is not a de Polignac number, because 51132846572427 - 2¹⁰ = 51132846571403 is a prime.

It is a super-2 number, since 2×51132846572427² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51132846572447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8522141095402 + ... + 8522141095407.

It is an arithmetic number, because the mean of its divisors is an integer number (17044282190810).

Almost surely, 2^{51132846572427} is an apocalyptic number.

51132846572427 is a deficient number, since it is larger than the sum of its proper divisors (17044282190813).

51132846572427 is a wasteful number, since it uses less digits than its factorization.

51132846572427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17044282190812.

The product of its digits is 22579200, while the sum is 57.

The spelling of 51132846572427 in words is "fifty-one trillion, one hundred thirty-two billion, eight hundred forty-six million, five hundred seventy-two thousand, four hundred twenty-seven".