131616016 has 20 divisors (see below), whose sum is σ = 291435712. Its totient is φ = 56406816.

The previous prime is 131615969. The next prime is 131616019. The reversal of 131616016 is 610616131.

It is not an unprimeable number, because it can be changed into a prime (131616019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 587460 + ... + 587683.

Almost surely, 2^131616016 is an apocalyptic number.

131616016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

131616016 is an abundant number, since it is smaller than the sum of its proper divisors (159819696).

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

131616016 is a wasteful number, since it uses less digits than its factorization.

131616016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1175158 (or 1175152 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 131616016 is about 11472.4023639341. The cubic root of 131616016 is about 508.6701429149.

The spelling of 131616016 in words is "one hundred thirty-one million, six hundred sixteen thousand, sixteen".