15471204681142 has 16 divisors (see below), whose sum is σ = 26522297841312. Its totient is φ = 6630458123520.

The previous prime is 15471204681133. The next prime is 15471204681161. The reversal of 15471204681142 is 24118640217451.

It is a junction number, because it is equal to n+sod(n) for n = 15471204681092 and 15471204681101.

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, 3174633 + ... + 6404740.

It is an arithmetic number, because the mean of its divisors is an integer number (1657643615082).

Almost surely, 2^{15471204681142} is an apocalyptic number.

15471204681142 is a deficient number, since it is larger than the sum of its proper divisors (11051093160170).

15471204681142 is a wasteful number, since it uses less digits than its factorization.

15471204681142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9694743.

The product of its (nonzero) digits is 430080, while the sum is 46.

Adding to 15471204681142 its reverse (24118640217451), we get a palindrome (39589844898593).

The spelling of 15471204681142 in words is "fifteen trillion, four hundred seventy-one billion, two hundred four million, six hundred eighty-one thousand, one hundred forty-two".