11650050001601 has 8 divisors (see below), whose sum is σ = 12735678124800. Its totient is φ = 10568843989840.

The previous prime is 11650050001591. The next prime is 11650050001609. The reversal of 11650050001601 is 10610005005611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11650050001601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11650050001609) 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, 1105522346 + ... + 1105532883.

It is an arithmetic number, because the mean of its divisors is an integer number (1591959765600).

Almost surely, 2^{11650050001601} is an apocalyptic number.

11650050001601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11650050001601 is a deficient number, since it is larger than the sum of its proper divisors (1085628123199).

11650050001601 is a wasteful number, since it uses less digits than its factorization.

11650050001601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211055719.

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 11650050001601 in words is "eleven trillion, six hundred fifty billion, fifty million, one thousand, six hundred one".