16135659429 has 32 divisors (see below), whose sum is σ = 23456853504. Its totient is φ = 9825976320.

The previous prime is 16135659401. The next prime is 16135659437. The reversal of 16135659429 is 92495653161.

It is not a de Polignac number, because 16135659429 - 2¹¹ = 16135657381 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16135655429) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 383572 + ... + 423554.

It is an arithmetic number, because the mean of its divisors is an integer number (733026672).

Almost surely, 2^16135659429 is an apocalyptic number.

It is an amenable number.

16135659429 is a deficient number, since it is larger than the sum of its proper divisors (7321194075).

16135659429 is a wasteful number, since it uses less digits than its factorization.

16135659429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40237.

The product of its digits is 1749600, while the sum is 51.

The spelling of 16135659429 in words is "sixteen billion, one hundred thirty-five million, six hundred fifty-nine thousand, four hundred twenty-nine".