16541744157 has 16 divisors (see below), whose sum is σ = 24564792000. Its totient is φ = 11001502512.

The previous prime is 16541744083. The next prime is 16541744161. The reversal of 16541744157 is 75144714561.

16541744157 is a `hidden beast` number, since 1 + 65 + 4 + 174 + 415 + 7 = 666.

It is not a de Polignac number, because 16541744157 - 2⁷ = 16541744029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16541744657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 719782 + ... + 742407.

It is an arithmetic number, because the mean of its divisors is an integer number (1535299500).

Almost surely, 2^16541744157 is an apocalyptic number.

It is an amenable number.

16541744157 is a deficient number, since it is larger than the sum of its proper divisors (8023047843).

16541744157 is a wasteful number, since it uses less digits than its factorization.

16541744157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1462617 (or 1462611 counting only the distinct ones).

The product of its digits is 470400, while the sum is 45.

The spelling of 16541744157 in words is "sixteen billion, five hundred forty-one million, seven hundred forty-four thousand, one hundred fifty-seven".