2784516480 has 128 divisors (see below), whose sum is σ = 9861890400. Its totient is φ = 742533120.

The previous prime is 2784516467. The next prime is 2784516499. The reversal of 2784516480 is 846154872.

It is a tau number, because it is divible by the number of its divisors (128).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63291 + ... + 97850.

Almost surely, 2^2784516480 is an apocalyptic number.

2784516480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2784516480 is an abundant number, since it is smaller than the sum of its proper divisors (7077373920).

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

2784516480 is a wasteful number, since it uses less digits than its factorization.

2784516480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161169 (or 161151 counting only the distinct ones).

The product of its (nonzero) digits is 430080, while the sum is 45.

The square root of 2784516480 is about 52768.5178870887. The cubic root of 2784516480 is about 1406.8569191795.

The spelling of 2784516480 in words is "two billion, seven hundred eighty-four million, five hundred sixteen thousand, four hundred eighty".