15920204343 has 16 divisors (see below), whose sum is σ = 21524864256. Its totient is φ = 10464603840.

The previous prime is 15920204303. The next prime is 15920204351. The reversal of 15920204343 is 34340202951.

It is not a de Polignac number, because 15920204343 - 2¹³ = 15920196151 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15920204303) 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 15 ways as a sum of consecutive naturals, for example, 762108 + ... + 782718.

It is an arithmetic number, because the mean of its divisors is an integer number (1345304016).

Almost surely, 2^15920204343 is an apocalyptic number.

15920204343 is a deficient number, since it is larger than the sum of its proper divisors (5604659913).

15920204343 is a wasteful number, since it uses less digits than its factorization.

15920204343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24214.

The product of its (nonzero) digits is 25920, while the sum is 33.

The spelling of 15920204343 in words is "fifteen billion, nine hundred twenty million, two hundred four thousand, three hundred forty-three".