716655057121 has 16 divisors (see below), whose sum is σ = 779506104960. Its totient is φ = 656805909760.

The previous prime is 716655057109. The next prime is 716655057169. The reversal of 716655057121 is 121750556617.

It is a cyclic number.

It is not a de Polignac number, because 716655057121 - 2⁷ = 716655056993 is a prime.

It is a super-3 number, since 3×716655057121³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (716655057101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4013560 + ... + 4188313.

It is an arithmetic number, because the mean of its divisors is an integer number (48719131560).

Almost surely, 2^716655057121 is an apocalyptic number.

It is an amenable number.

716655057121 is a deficient number, since it is larger than the sum of its proper divisors (62851047839).

716655057121 is a wasteful number, since it uses less digits than its factorization.

716655057121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8202056.

The product of its (nonzero) digits is 441000, while the sum is 46.

The spelling of 716655057121 in words is "seven hundred sixteen billion, six hundred fifty-five million, fifty-seven thousand, one hundred twenty-one".