16045346511 has 32 divisors (see below), whose sum is σ = 24261120000. Its totient is φ = 10476988704.

The previous prime is 16045346501. The next prime is 16045346539. The reversal of 16045346511 is 11564354061.

16045346511 is a `hidden beast` number, since 1 + 60 + 4 + 534 + 65 + 1 + 1 = 666.

It is not a de Polignac number, because 16045346511 - 2¹⁰ = 16045345487 is a prime.

It is a super-6 number, since 6×16045346511⁶ (a number of 63 digits) contains 666666 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16045346501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 847810 + ... + 866528.

It is an arithmetic number, because the mean of its divisors is an integer number (758160000).

Almost surely, 2^16045346511 is an apocalyptic number.

16045346511 is a deficient number, since it is larger than the sum of its proper divisors (8215773489).

16045346511 is a wasteful number, since it uses less digits than its factorization.

16045346511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19380 (or 19374 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 16045346511 in words is "sixteen billion, forty-five million, three hundred forty-six thousand, five hundred eleven".