15641242353 has 12 divisors (see below), whose sum is σ = 24646806288. Its totient is φ = 9479540760.

The previous prime is 15641242333. The next prime is 15641242361. The reversal of 15641242353 is 35324214651.

15641242353 is a `hidden beast` number, since 1 + 5 + 6 + 412 + 4 + 235 + 3 = 666.

15641242353 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 15641242353 - 2¹⁷ = 15641111281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15641242333) 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 11 ways as a sum of consecutive naturals, for example, 78996075 + ... + 78996272.

It is an arithmetic number, because the mean of its divisors is an integer number (2053900524).

Almost surely, 2^15641242353 is an apocalyptic number.

It is an amenable number.

15641242353 is a deficient number, since it is larger than the sum of its proper divisors (9005563935).

15641242353 is a wasteful number, since it uses less digits than its factorization.

15641242353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157992364 (or 157992361 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

It can be divided in two parts, 156412 and 42353, that added together give a triangular number (198765 = T₆₃₀).

The spelling of 15641242353 in words is "fifteen billion, six hundred forty-one million, two hundred forty-two thousand, three hundred fifty-three".