51435114211 has 8 divisors (see below), whose sum is σ = 55394108784. Its totient is φ = 47476469280.

The previous prime is 51435114163. The next prime is 51435114229. The reversal of 51435114211 is 11241153415.

It is a happy number.

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 51435114211 - 2⁷ = 51435114083 is a prime.

It is a super-2 number, since 2×51435114211² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51435114211.

It is not an unprimeable number, because it can be changed into a prime (51435114271) 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, 273276 + ... + 421366.

It is an arithmetic number, because the mean of its divisors is an integer number (6924263598).

Almost surely, 2^51435114211 is an apocalyptic number.

51435114211 is a deficient number, since it is larger than the sum of its proper divisors (3958994573).

51435114211 is a wasteful number, since it uses less digits than its factorization.

51435114211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174821.

The product of its digits is 2400, while the sum is 28.

Adding to 51435114211 its reverse (11241153415), we get a palindrome (62676267626).

The spelling of 51435114211 in words is "fifty-one billion, four hundred thirty-five million, one hundred fourteen thousand, two hundred eleven".