51540342151110 has 256 divisors, whose sum is σ = 128825673799680. Its totient is φ = 13189291315200.

The previous prime is 51540342151091. The next prime is 51540342151127. The reversal of 51540342151110 is 1115124304515.

51540342151110 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 21149092812 + ... + 21149095248.

It is an arithmetic number, because the mean of its divisors is an integer number (503225288280).

Almost surely, 2^{51540342151110} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51540342151110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64412836899840).

51540342151110 is an abundant number, since it is smaller than the sum of its proper divisors (77285331648570).

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

51540342151110 is a wasteful number, since it uses less digits than its factorization.

51540342151110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4143.

The product of its (nonzero) digits is 12000, while the sum is 33.

Adding to 51540342151110 its reverse (1115124304515), we get a palindrome (52655466455625).

The spelling of 51540342151110 in words is "fifty-one trillion, five hundred forty billion, three hundred forty-two million, one hundred fifty-one thousand, one hundred ten".