15221055502336 has 24 divisors (see below), whose sum is σ = 30434678852760. Its totient is φ = 7610527750144.

The previous prime is 15221055502313. The next prime is 15221055502339. The reversal of 15221055502336 is 63320555012251.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15221055502339) 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 as a sum of consecutive naturals, namely, 3716075956 + ... + 3716080051.

It is an arithmetic number, because the mean of its divisors is an integer number (1268111618865).

Almost surely, 2^{15221055502336} is an apocalyptic number.

15221055502336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

15221055502336 is a deficient number, since it is larger than the sum of its proper divisors (15213623350424).

15221055502336 is an frugal number, since it uses more digits than its factorization.

15221055502336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7432156029 (or 7432156009 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 15221055502336 in words is "fifteen trillion, two hundred twenty-one billion, fifty-five million, five hundred two thousand, three hundred thirty-six".