51211020551314 has 16 divisors (see below), whose sum is σ = 84961318920408. Its totient is φ = 22997048729472.

The previous prime is 51211020551293. The next prime is 51211020551323. The reversal of 51211020551314 is 41315502011215.

It can be written as a sum of positive squares in 4 ways, for example, as 48685994676225 + 2525025875089 = 6977535^2 + 1589033^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26616953587 + ... + 26616955510.

Almost surely, 2^{51211020551314} is an apocalyptic number.

51211020551314 is a deficient number, since it is larger than the sum of its proper divisors (33750298369094).

51211020551314 is a wasteful number, since it uses less digits than its factorization.

51211020551314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53233909149.

The product of its (nonzero) digits is 6000, while the sum is 31.

Adding to 51211020551314 its reverse (41315502011215), we get a palindrome (92526522562529).

The spelling of 51211020551314 in words is "fifty-one trillion, two hundred eleven billion, twenty million, five hundred fifty-one thousand, three hundred fourteen".