51134440110 has 64 divisors (see below), whose sum is σ = 134329527360. Its totient is φ = 12380590080.

The previous prime is 51134440109. The next prime is 51134440111. The reversal of 51134440110 is 1104443115.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (51134440109) and next prime (51134440111).

It is a super-2 number, since 2×51134440110² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51134440111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1050915 + ... + 1098494.

It is an arithmetic number, because the mean of its divisors is an integer number (2098898865).

Almost surely, 2^51134440110 is an apocalyptic number.

51134440110 is an abundant number, since it is smaller than the sum of its proper divisors (83195087250).

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

51134440110 is a wasteful number, since it uses less digits than its factorization.

51134440110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149493.

The product of its (nonzero) digits is 960, while the sum is 24.

Adding to 51134440110 its reverse (1104443115), we get a palindrome (52238883225).

The spelling of 51134440110 in words is "fifty-one billion, one hundred thirty-four million, four hundred forty thousand, one hundred ten".