15501242440041 has 16 divisors (see below), whose sum is σ = 21357813001728. Its totient is φ = 9990128304000.

The previous prime is 15501242440003. The next prime is 15501242440043. The reversal of 15501242440041 is 14004424210551.

It is not a de Polignac number, because 15501242440041 - 2³⁴ = 15484062570857 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15501242439984 and 15501242440011.

It is not an unprimeable number, because it can be changed into a prime (15501242440043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88856310 + ... + 89030591.

It is an arithmetic number, because the mean of its divisors is an integer number (1334863312608).

Almost surely, 2^{15501242440041} is an apocalyptic number.

It is an amenable number.

15501242440041 is a deficient number, since it is larger than the sum of its proper divisors (5856570561687).

15501242440041 is a wasteful number, since it uses less digits than its factorization.

15501242440041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177887872.

The product of its (nonzero) digits is 25600, while the sum is 33.

Adding to 15501242440041 its reverse (14004424210551), we get a palindrome (29505666650592).

The spelling of 15501242440041 in words is "fifteen trillion, five hundred one billion, two hundred forty-two million, four hundred forty thousand, forty-one".