11620663201 has 16 divisors (see below), whose sum is σ = 13433516800. Its totient is φ = 9846422208.

The previous prime is 11620663199. The next prime is 11620663231. The reversal of 11620663201 is 10236602611.

It is not a de Polignac number, because 11620663201 - 2¹ = 11620663199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11620663201.

It is not an unprimeable number, because it can be changed into a prime (11620663231) 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, 317611 + ... + 352303.

It is an arithmetic number, because the mean of its divisors is an integer number (839594800).

Almost surely, 2^11620663201 is an apocalyptic number.

It is an amenable number.

11620663201 is a deficient number, since it is larger than the sum of its proper divisors (1812853599).

11620663201 is a wasteful number, since it uses less digits than its factorization.

11620663201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35248.

The product of its (nonzero) digits is 2592, while the sum is 28.

The spelling of 11620663201 in words is "eleven billion, six hundred twenty million, six hundred sixty-three thousand, two hundred one".