16011764756 has 12 divisors (see below), whose sum is σ = 30176018292. Its totient is φ = 7390045248.

The previous prime is 16011764753. The next prime is 16011764773. The reversal of 16011764756 is 65746711061.

It can be written as a sum of positive squares in 2 ways, for example, as 812820100 + 15198944656 = 28510^2 + 123284^2 .

It is a super-2 number, since 2×16011764756² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16011764753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153959225 + ... + 153959328.

It is an arithmetic number, because the mean of its divisors is an integer number (2514668191).

Almost surely, 2^16011764756 is an apocalyptic number.

It is an amenable number.

16011764756 is a deficient number, since it is larger than the sum of its proper divisors (14164253536).

16011764756 is a wasteful number, since it uses less digits than its factorization.

16011764756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307918570 (or 307918568 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 44.

The spelling of 16011764756 in words is "sixteen billion, eleven million, seven hundred sixty-four thousand, seven hundred fifty-six".