16087783125 has 20 divisors (see below), whose sum is σ = 26804394848. Its totient is φ = 8580150000.

The previous prime is 16087783099. The next prime is 16087783139. The reversal of 16087783125 is 52138778061.

It is a happy number.

It is not a de Polignac number, because 16087783125 - 2⁵ = 16087783093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4288201 + ... + 4291950.

Almost surely, 2^16087783125 is an apocalyptic number.

16087783125 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16087783125 is a deficient number, since it is larger than the sum of its proper divisors (10716611723).

16087783125 is an frugal number, since it uses more digits than its factorization.

16087783125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8580174 (or 8580159 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 48.

The spelling of 16087783125 in words is "sixteen billion, eighty-seven million, seven hundred eighty-three thousand, one hundred twenty-five".