15550504411 has 16 divisors (see below), whose sum is σ = 17301172000. Its totient is φ = 13966284384.

The previous prime is 15550504369. The next prime is 15550504433. The reversal of 15550504411 is 11440505551.

It is not a de Polignac number, because 15550504411 - 2⁷ = 15550504283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15550504811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14361 + ... + 176938.

It is an arithmetic number, because the mean of its divisors is an integer number (1081323250).

Almost surely, 2^15550504411 is an apocalyptic number.

15550504411 is a deficient number, since it is larger than the sum of its proper divisors (1750667589).

15550504411 is an equidigital number, since it uses as much as digits as its factorization.

15550504411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191375 (or 191349 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 31.

The spelling of 15550504411 in words is "fifteen billion, five hundred fifty million, five hundred four thousand, four hundred eleven".