16306142520 has 32 divisors (see below), whose sum is σ = 48918427920. Its totient is φ = 4348304640.

The previous prime is 16306142519. The next prime is 16306142543. The reversal of 16306142520 is 2524160361.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67942141 + ... + 67942380.

Almost surely, 2^16306142520 is an apocalyptic number.

16306142520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16306142520 is an abundant number, since it is smaller than the sum of its proper divisors (32612285400).

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

16306142520 is a wasteful number, since it uses less digits than its factorization.

16306142520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135884535 (or 135884531 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 16306142520 in words is "sixteen billion, three hundred six million, one hundred forty-two thousand, five hundred twenty".