16545641526049 has 8 divisors (see below), whose sum is σ = 16604414386560. Its totient is φ = 16486870832976.

The previous prime is 16545641526019. The next prime is 16545641526059. The reversal of 16545641526049 is 94062514654561.

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

It is a cyclic number.

It is not a de Polignac number, because 16545641526049 - 2⁷ = 16545641525921 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16545641525984 and 16545641526002.

It is not an unprimeable number, because it can be changed into a prime (16545641526019) 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, 15605592 + ... + 16632070.

It is an arithmetic number, because the mean of its divisors is an integer number (2075551798320).

Almost surely, 2^{16545641526049} is an apocalyptic number.

It is an amenable number.

16545641526049 is a deficient number, since it is larger than the sum of its proper divisors (58772860511).

16545641526049 is a wasteful number, since it uses less digits than its factorization.

16545641526049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083719.

The product of its (nonzero) digits is 31104000, while the sum is 58.

The spelling of 16545641526049 in words is "sixteen trillion, five hundred forty-five billion, six hundred forty-one million, five hundred twenty-six thousand, forty-nine".