16253240507 has 16 divisors (see below), whose sum is σ = 19710516672. Its totient is φ = 13083371520.

The previous prime is 16253240503. The next prime is 16253240533. The reversal of 16253240507 is 70504235261.

16253240507 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 16253240507 - 2² = 16253240503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16253240503) 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 15 ways as a sum of consecutive naturals, for example, 93278 + ... + 202995.

It is an arithmetic number, because the mean of its divisors is an integer number (1231907292).

Almost surely, 2^16253240507 is an apocalyptic number.

16253240507 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

16253240507 is a deficient number, since it is larger than the sum of its proper divisors (3457276165).

16253240507 is a wasteful number, since it uses less digits than its factorization.

16253240507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296758.

The product of its (nonzero) digits is 50400, while the sum is 35.

Adding to 16253240507 its reverse (70504235261), we get a palindrome (86757475768).

The spelling of 16253240507 in words is "sixteen billion, two hundred fifty-three million, two hundred forty thousand, five hundred seven".