16142539275 has 96 divisors (see below), whose sum is σ = 30430552320. Its totient is φ = 8386986240.

The previous prime is 16142539253. The next prime is 16142539277. The reversal of 16142539275 is 57293524161.

16142539275 is a `hidden beast` number, since 1 + 6 + 1 + 42 + 539 + 2 + 75 = 666.

It is not a de Polignac number, because 16142539275 - 2⁶ = 16142539211 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 16142539275.

It is not an unprimeable number, because it can be changed into a prime (16142539277) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 4087852 + ... + 4091798.

It is an arithmetic number, because the mean of its divisors is an integer number (316984920).

Almost surely, 2^16142539275 is an apocalyptic number.

16142539275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

16142539275 is a deficient number, since it is larger than the sum of its proper divisors (14288013045).

16142539275 is a wasteful number, since it uses less digits than its factorization.

16142539275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4122 (or 4111 counting only the distinct ones).

The product of its digits is 453600, while the sum is 45.

The spelling of 16142539275 in words is "sixteen billion, one hundred forty-two million, five hundred thirty-nine thousand, two hundred seventy-five".