15501242440104 has 32 divisors (see below), whose sum is σ = 38753328300000. Its totient is φ = 5167051186752.

The previous prime is 15501242440051. The next prime is 15501242440129. The reversal of 15501242440104 is 40104424210551.

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, 2644062 + ... + 6163890.

It is an arithmetic number, because the mean of its divisors is an integer number (1211041509375).

Almost surely, 2^{15501242440104} is an apocalyptic number.

It is an amenable number.

15501242440104 is an abundant number, since it is smaller than the sum of its proper divisors (23252085859896).

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

15501242440104 is a wasteful number, since it uses less digits than its factorization.

15501242440104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3703337 (or 3703333 counting only the distinct ones).

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

Adding to 15501242440104 its reverse (40104424210551), we get a palindrome (55605666650655).

The spelling of 15501242440104 in words is "fifteen trillion, five hundred one billion, two hundred forty-two million, four hundred forty thousand, one hundred four".