15135415424104 has 8 divisors (see below), whose sum is σ = 28378903920210. Its totient is φ = 7567707712048.

The previous prime is 15135415424083. The next prime is 15135415424141. The reversal of 15135415424104 is 40142451453151.

It can be written as a sum of positive squares in only one way, i.e., 7629185361604 + 7506230062500 = 2762098^2 + 2739750^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 945963463999 + ... + 945963464014.

Almost surely, 2^{15135415424104} is an apocalyptic number.

It is an amenable number.

15135415424104 is a deficient number, since it is larger than the sum of its proper divisors (13243488496106).

15135415424104 is a wasteful number, since it uses less digits than its factorization.

15135415424104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1891926928019 (or 1891926928015 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 40.

Adding to 15135415424104 its reverse (40142451453151), we get a palindrome (55277866877255).

The spelling of 15135415424104 in words is "fifteen trillion, one hundred thirty-five billion, four hundred fifteen million, four hundred twenty-four thousand, one hundred four".