216724377601 has 8 divisors (see below), whose sum is σ = 220879416960. Its totient is φ = 212596407408.

The previous prime is 216724377599. The next prime is 216724377647. The reversal of 216724377601 is 106773427612.

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 216724377601 - 2¹ = 216724377599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (216724377691) 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, 6751126 + ... + 6783151.

It is an arithmetic number, because the mean of its divisors is an integer number (27609927120).

Almost surely, 2^216724377601 is an apocalyptic number.

It is an amenable number.

216724377601 is a deficient number, since it is larger than the sum of its proper divisors (4155039359).

216724377601 is a wasteful number, since it uses less digits than its factorization.

216724377601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13534583.

The product of its (nonzero) digits is 592704, while the sum is 46.

The spelling of 216724377601 in words is "two hundred sixteen billion, seven hundred twenty-four million, three hundred seventy-seven thousand, six hundred one".