16157099266667 has 16 divisors (see below), whose sum is σ = 16998676092000. Its totient is φ = 15334520377344.

The previous prime is 16157099266661. The next prime is 16157099266717. The reversal of 16157099266667 is 76666299075161.

It is not a de Polignac number, because 16157099266667 - 2²⁶ = 16157032157803 is a prime.

It is a super-2 number, since 2×16157099266667² (a number of 27 digits) contains 22 as substring.

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 16157099266667.

It is not an unprimeable number, because it can be changed into a prime (16157099266661) 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, 25753709 + ... + 26373617.

It is an arithmetic number, because the mean of its divisors is an integer number (1062417255750).

Almost surely, 2^{16157099266667} is an apocalyptic number.

16157099266667 is a deficient number, since it is larger than the sum of its proper divisors (841576825333).

16157099266667 is a wasteful number, since it uses less digits than its factorization.

16157099266667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 635230.

The product of its (nonzero) digits is 308629440, while the sum is 71.

The spelling of 16157099266667 in words is "sixteen trillion, one hundred fifty-seven billion, ninety-nine million, two hundred sixty-six thousand, six hundred sixty-seven".