15803614341376 has 27 divisors (see below), whose sum is σ = 31545622778313. Its totient is φ = 7901775367680.

The previous prime is 15803614341337. The next prime is 15803614341377. The reversal of 15803614341376 is 67314341630851.

The square root of 15803614341376 is 3975376.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 2698055915776 + 13105558425600 = 1642576^2 + 3620160^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (15803614341377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 63481786 + ... + 63730246.

Almost surely, 2^{15803614341376} is an apocalyptic number.

15803614341376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

15803614341376 is the 3975376-th square number.

It is an amenable number.

15803614341376 is a deficient number, since it is larger than the sum of its proper divisors (15742008436937).

15803614341376 is an frugal number, since it uses more digits than its factorization.

15803614341376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496938 (or 248463 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 52.

The spelling of 15803614341376 in words is "fifteen trillion, eight hundred three billion, six hundred fourteen million, three hundred forty-one thousand, three hundred seventy-six".