16261757352 has 24 divisors (see below), whose sum is σ = 44042259690. Its totient is φ = 5420585760.

The previous prime is 16261757333. The next prime is 16261757353. The reversal of 16261757352 is 25375716261.

It is a happy number.

16261757352 is a `hidden beast` number, since 1 + 6 + 26 + 1 + 7 + 573 + 52 = 666.

16261757352 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 15771843396 + 489913956 = 125586^2 + 22134^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a junction number, because it is equal to n+sod(n) for n = 16261757298 and 16261757307.

It is not an unprimeable number, because it can be changed into a prime (16261757353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112928799 + ... + 112928942.

Almost surely, 2^16261757352 is an apocalyptic number.

16261757352 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

16261757352 is an abundant number, since it is smaller than the sum of its proper divisors (27780502338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16261757352 is a wasteful number, since it uses less digits than its factorization.

16261757352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225857753 (or 225857746 counting only the distinct ones).

The product of its digits is 529200, while the sum is 45.

The spelling of 16261757352 in words is "sixteen billion, two hundred sixty-one million, seven hundred fifty-seven thousand, three hundred fifty-two".