16150510649991 has 24 divisors (see below), whose sum is σ = 22581995975280. Its totient is φ = 10266387467776.

The previous prime is 16150510649989. The next prime is 16150510650013. The reversal of 16150510649991 is 19994601505161.

It is not a de Polignac number, because 16150510649991 - 2¹ = 16150510649989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16150510649981) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15548586 + ... + 16554743.

It is an arithmetic number, because the mean of its divisors is an integer number (940916498970).

Almost surely, 2^{16150510649991} is an apocalyptic number.

16150510649991 is a deficient number, since it is larger than the sum of its proper divisors (6431485325289).

16150510649991 is a wasteful number, since it uses less digits than its factorization.

16150510649991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32103695 (or 32103672 counting only the distinct ones).

The product of its (nonzero) digits is 2624400, while the sum is 57.

The spelling of 16150510649991 in words is "sixteen trillion, one hundred fifty billion, five hundred ten million, six hundred forty-nine thousand, nine hundred ninety-one".