51435241110 has 128 divisors (see below), whose sum is σ = 149821747200. Its totient is φ = 12453154560.

The previous prime is 51435241103. The next prime is 51435241133. The reversal of 51435241110 is 1114253415.

51435241110 is a `hidden beast` number, since 514 + 35 + 2 + 4 + 1 + 110 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2392027 + ... + 2413433.

It is an arithmetic number, because the mean of its divisors is an integer number (1170482400).

Almost surely, 2^51435241110 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51435241110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74910873600).

51435241110 is an abundant number, since it is smaller than the sum of its proper divisors (98386506090).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51435241110 is a wasteful number, since it uses less digits than its factorization.

51435241110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22243 (or 22237 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 51435241110 its reverse (1114253415), we get a palindrome (52549494525).

The spelling of 51435241110 in words is "fifty-one billion, four hundred thirty-five million, two hundred forty-one thousand, one hundred ten".