16545734414407 has 4 divisors (see below), whose sum is σ = 18049892088456. Its totient is φ = 15041576740360.

The previous prime is 16545734414359. The next prime is 16545734414411. The reversal of 16545734414407 is 70441443754561.

16545734414407 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16545734414407 is a prime.

It is a super-2 number, since 2×16545734414407² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16545734414467) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 752078837008 + ... + 752078837029.

It is an arithmetic number, because the mean of its divisors is an integer number (4512473022114).

Almost surely, 2^{16545734414407} is an apocalyptic number.

16545734414407 is a deficient number, since it is larger than the sum of its proper divisors (1504157674049).

16545734414407 is a wasteful number, since it uses less digits than its factorization.

16545734414407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504157674048.

The product of its (nonzero) digits is 22579200, while the sum is 55.

The spelling of 16545734414407 in words is "sixteen trillion, five hundred forty-five billion, seven hundred thirty-four million, four hundred fourteen thousand, four hundred seven".