159090947491876 has 9 divisors (see below), whose sum is σ = 278409202256731. Its totient is φ = 79545461132812.

The previous prime is 159090947491849. The next prime is 159090947491919. The reversal of 159090947491876 is 678194749090951.

The square root of 159090947491876 is 12613126.

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

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 159090947491796 and 159090947491805.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 22072971 + ... + 28379533.

Almost surely, 2^{159090947491876} is an apocalyptic number.

159090947491876 is the 12613126-th square number.

It is an amenable number.

159090947491876 is a deficient number, since it is larger than the sum of its proper divisors (119318254764855).

159090947491876 is an frugal number, since it uses more digits than its factorization.

159090947491876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12613130 (or 6306565 counting only the distinct ones).

The product of its (nonzero) digits is 1234517760, while the sum is 79.

The spelling of 159090947491876 in words is "one hundred fifty-nine trillion, ninety billion, nine hundred forty-seven million, four hundred ninety-one thousand, eight hundred seventy-six".