2016487776 has 48 divisors (see below), whose sum is σ = 5604654384. Its totient is φ = 632623104.

The previous prime is 2016487757. The next prime is 2016487799. The reversal of 2016487776 is 6777846102.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 616165 + ... + 619428.

It is an arithmetic number, because the mean of its divisors is an integer number (116763633).

Almost surely, 2^2016487776 is an apocalyptic number.

It is an amenable number.

2016487776 is an abundant number, since it is smaller than the sum of its proper divisors (3588166608).

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

2016487776 is a wasteful number, since it uses less digits than its factorization.

2016487776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1235623 (or 1235615 counting only the distinct ones).

The product of its (nonzero) digits is 790272, while the sum is 48.

The square root of 2016487776 is about 44905.3201302474. The cubic root of 2016487776 is about 1263.3737951983.

The spelling of 2016487776 in words is "two billion, sixteen million, four hundred eighty-seven thousand, seven hundred seventy-six".