51542352354 has 16 divisors (see below), whose sum is σ = 103156859520. Its totient is φ = 17168758320.

The previous prime is 51542352341. The next prime is 51542352361. The reversal of 51542352354 is 45325324515.

It is a super-2 number, since 2×51542352354² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2997162 + ... + 3014309.

It is an arithmetic number, because the mean of its divisors is an integer number (6447303720).

Almost surely, 2^51542352354 is an apocalyptic number.

51542352354 is an abundant number, since it is smaller than the sum of its proper divisors (51614507166).

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

51542352354 is a wasteful number, since it uses less digits than its factorization.

51542352354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6012905.

The product of its digits is 360000, while the sum is 39.

Adding to 51542352354 its reverse (45325324515), we get a palindrome (96867676869).

The spelling of 51542352354 in words is "fifty-one billion, five hundred forty-two million, three hundred fifty-two thousand, three hundred fifty-four".