131345357056 has 27 divisors (see below), whose sum is σ = 262189221483. Its totient is φ = 65669779200.

The previous prime is 131345357029. The next prime is 131345357063. The reversal of 131345357056 is 650753543131.

The square root of 131345357056 is 362416.

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

It is a Duffinian number.

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, 5787331 + ... + 5809981.

Almost surely, 2^131345357056 is an apocalyptic number.

131345357056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

131345357056 is the 362416-th square number.

It is an amenable number.

131345357056 is a deficient number, since it is larger than the sum of its proper divisors (130843864427).

131345357056 is an frugal number, since it uses more digits than its factorization.

131345357056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45318 (or 22653 counting only the distinct ones).

The product of its (nonzero) digits is 567000, while the sum is 43.

The spelling of 131345357056 in words is "one hundred thirty-one billion, three hundred forty-five million, three hundred fifty-seven thousand, fifty-six".