51452431411 has 8 divisors (see below), whose sum is σ = 51546338064. Its totient is φ = 51358596960.

The previous prime is 51452431369. The next prime is 51452431447. The reversal of 51452431411 is 11413425415.

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

It is a cyclic number.

It is not a de Polignac number, because 51452431411 - 2¹³ = 51452423219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51452431711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1527016 + ... + 1560346.

It is an arithmetic number, because the mean of its divisors is an integer number (6443292258).

Almost surely, 2^51452431411 is an apocalyptic number.

51452431411 is a deficient number, since it is larger than the sum of its proper divisors (93906653).

51452431411 is a wasteful number, since it uses less digits than its factorization.

51452431411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36101.

The product of its digits is 9600, while the sum is 31.

Adding to 51452431411 its reverse (11413425415), we get a palindrome (62865856826).

The spelling of 51452431411 in words is "fifty-one billion, four hundred fifty-two million, four hundred thirty-one thousand, four hundred eleven".