15480049956 has 48 divisors (see below), whose sum is σ = 41398492800. Its totient is φ = 4410190080.

The previous prime is 15480049943. The next prime is 15480049957. The reversal of 15480049956 is 65994008451.

15480049956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 15480049899 and 15480049908.

It is not an unprimeable number, because it can be changed into a prime (15480049957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234705 + ... + 293336.

It is an arithmetic number, because the mean of its divisors is an integer number (862468600).

Almost surely, 2^15480049956 is an apocalyptic number.

It is an amenable number.

15480049956 is an abundant number, since it is smaller than the sum of its proper divisors (25918442844).

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

15480049956 is a wasteful number, since it uses less digits than its factorization.

15480049956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528404 (or 528402 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 51.

The spelling of 15480049956 in words is "fifteen billion, four hundred eighty million, forty-nine thousand, nine hundred fifty-six".