16135135446 has 16 divisors (see below), whose sum is σ = 32285758464. Its totient is φ = 5375797224.

The previous prime is 16135135441. The next prime is 16135135501. The reversal of 16135135446 is 64453153161.

16135135446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16135135441) 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 7 ways as a sum of consecutive naturals, for example, 631750 + ... + 656793.

It is an arithmetic number, because the mean of its divisors is an integer number (2017859904).

Almost surely, 2^16135135446 is an apocalyptic number.

16135135446 is an abundant number, since it is smaller than the sum of its proper divisors (16150623018).

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

16135135446 is a wasteful number, since it uses less digits than its factorization.

16135135446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1290635.

The product of its digits is 129600, while the sum is 39.

The spelling of 16135135446 in words is "sixteen billion, one hundred thirty-five million, one hundred thirty-five thousand, four hundred forty-six".