54455332142 has 16 divisors (see below), whose sum is σ = 83148448320. Its totient is φ = 26742304512.

The previous prime is 54455332133. The next prime is 54455332157. The reversal of 54455332142 is 24123355445.

It is a junction number, because it is equal to n+sod(n) for n = 54455332096 and 54455332105.

It is a congruent number.

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, 745403 + ... + 815190.

It is an arithmetic number, because the mean of its divisors is an integer number (5196778020).

Almost surely, 2^54455332142 is an apocalyptic number.

54455332142 is a deficient number, since it is larger than the sum of its proper divisors (28693116178).

54455332142 is a wasteful number, since it uses less digits than its factorization.

54455332142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1560907.

The product of its digits is 288000, while the sum is 38.

Adding to 54455332142 its reverse (24123355445), we get a palindrome (78578687587).

The spelling of 54455332142 in words is "fifty-four billion, four hundred fifty-five million, three hundred thirty-two thousand, one hundred forty-two".