716541488129 has 4 divisors (see below), whose sum is σ = 716544248880. Its totient is φ = 716538727380.

The previous prime is 716541488099. The next prime is 716541488209. The reversal of 716541488129 is 921884145617.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 921884145617 = 83 ⋅11107037899.

It is a cyclic number.

It is not a de Polignac number, because 716541488129 - 2²⁰ = 716540439553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (716541088129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945359 + ... + 1525380.

It is an arithmetic number, because the mean of its divisors is an integer number (179136062220).

Almost surely, 2^716541488129 is an apocalyptic number.

It is an amenable number.

716541488129 is a deficient number, since it is larger than the sum of its proper divisors (2760751).

716541488129 is a wasteful number, since it uses less digits than its factorization.

716541488129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2760750.

The product of its digits is 3870720, while the sum is 56.

The spelling of 716541488129 in words is "seven hundred sixteen billion, five hundred forty-one million, four hundred eighty-eight thousand, one hundred twenty-nine".