16253521310 has 32 divisors (see below), whose sum is σ = 33165084960. Its totient is φ = 5685441408.

The previous prime is 16253521261. The next prime is 16253521327. The reversal of 16253521310 is 1312535261.

16253521310 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16253521310² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3287717 + ... + 3292656.

It is an arithmetic number, because the mean of its divisors is an integer number (1036408905).

Almost surely, 2^16253521310 is an apocalyptic number.

16253521310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16253521310 is an abundant number, since it is smaller than the sum of its proper divisors (16911563650).

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

16253521310 is a wasteful number, since it uses less digits than its factorization.

16253521310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6580412.

The product of its (nonzero) digits is 5400, while the sum is 29.

The spelling of 16253521310 in words is "sixteen billion, two hundred fifty-three million, five hundred twenty-one thousand, three hundred ten".