16145573556101 has 16 divisors (see below), whose sum is σ = 17666845435008. Its totient is φ = 14633256768000.

The previous prime is 16145573556061. The next prime is 16145573556107. The reversal of 16145573556101 is 10165537554161.

It is a cyclic number.

It is not a de Polignac number, because 16145573556101 - 2³⁰ = 16144499814277 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16145573556101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16145573556107) 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, 7156241 + ... + 9137993.

It is an arithmetic number, because the mean of its divisors is an integer number (1104177839688).

Almost surely, 2^{16145573556101} is an apocalyptic number.

16145573556101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

16145573556101 is a deficient number, since it is larger than the sum of its proper divisors (1521271878907).

16145573556101 is a wasteful number, since it uses less digits than its factorization.

16145573556101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984012.

The product of its (nonzero) digits is 1890000, while the sum is 50.

The spelling of 16145573556101 in words is "sixteen trillion, one hundred forty-five billion, five hundred seventy-three million, five hundred fifty-six thousand, one hundred one".