16572043011 has 16 divisors (see below), whose sum is σ = 23415507360. Its totient is φ = 10406887680.

The previous prime is 16572042983. The next prime is 16572043013. The reversal of 16572043011 is 11034027561.

It is not a de Polignac number, because 16572043011 - 2⁶ = 16572042947 is a prime.

It is a super-2 number, since 2×16572043011² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 16572043011.

It is not an unprimeable number, because it can be changed into a prime (16572043013) 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 15 ways as a sum of consecutive naturals, for example, 2319400 + ... + 2326533.

It is an arithmetic number, because the mean of its divisors is an integer number (1463469210).

Almost surely, 2^16572043011 is an apocalyptic number.

16572043011 is a deficient number, since it is larger than the sum of its proper divisors (6843464349).

16572043011 is a wasteful number, since it uses less digits than its factorization.

16572043011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4646006.

The product of its (nonzero) digits is 5040, while the sum is 30.

The spelling of 16572043011 in words is "sixteen billion, five hundred seventy-two million, forty-three thousand, eleven".