141662663617 has 8 divisors (see below), whose sum is σ = 142717476456. Its totient is φ = 140608152192.

The previous prime is 141662663599. The next prime is 141662663621. The reversal of 141662663617 is 716366266141.

It can be written as a sum of positive squares in 4 ways, for example, as 80238493696 + 61424169921 = 283264^2 + 247839^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 141662663617 - 2⁷ = 141662663489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (141662663657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 916503 + ... + 1059859.

It is an arithmetic number, because the mean of its divisors is an integer number (17839684557).

Almost surely, 2^141662663617 is an apocalyptic number.

It is an amenable number.

141662663617 is a deficient number, since it is larger than the sum of its proper divisors (1054812839).

141662663617 is a wasteful number, since it uses less digits than its factorization.

141662663617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150707.

The product of its digits is 1306368, while the sum is 49.

The spelling of 141662663617 in words is "one hundred forty-one billion, six hundred sixty-two million, six hundred sixty-three thousand, six hundred seventeen".