16601507201 has 8 divisors (see below), whose sum is σ = 16628548608. Its totient is φ = 16574490000.

The previous prime is 16601507191. The next prime is 16601507207. The reversal of 16601507201 is 10270510661.

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 16601507201 - 2¹⁸ = 16601245057 is a prime.

It is a super-2 number, since 2×16601507201² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16601507207) 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, 1757471 + ... + 1766891.

It is an arithmetic number, because the mean of its divisors is an integer number (2078568576).

Almost surely, 2^16601507201 is an apocalyptic number.

It is an amenable number.

16601507201 is a deficient number, since it is larger than the sum of its proper divisors (27041407).

16601507201 is a wasteful number, since it uses less digits than its factorization.

16601507201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12103.

The product of its (nonzero) digits is 2520, while the sum is 29.

The spelling of 16601507201 in words is "sixteen billion, six hundred one million, five hundred seven thousand, two hundred one".