15484536550 has 36 divisors (see below), whose sum is σ = 33503486220. Its totient is φ = 5308983120.

The previous prime is 15484536541. The next prime is 15484536553. The reversal of 15484536550 is 5563548451.

It is a self number, because there is not a number n which added to its sum of digits gives 15484536550.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15484536553) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3157660 + ... + 3162559.

It is an arithmetic number, because the mean of its divisors is an integer number (930652395).

Almost surely, 2^15484536550 is an apocalyptic number.

15484536550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15484536550 is an abundant number, since it is smaller than the sum of its proper divisors (18018949670).

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

15484536550 is a wasteful number, since it uses less digits than its factorization.

15484536550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6320245 (or 6320233 counting only the distinct ones).

The product of its (nonzero) digits is 1440000, while the sum is 46.

The spelling of 15484536550 in words is "fifteen billion, four hundred eighty-four million, five hundred thirty-six thousand, five hundred fifty".