2765078016 has 120 divisors (see below), whose sum is σ = 7826400120. Its totient is φ = 867336192.

The previous prime is 2765077979. The next prime is 2765078027. The reversal of 2765078016 is 6108705672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 440790 + ... + 447018.

It is an arithmetic number, because the mean of its divisors is an integer number (65220001).

Almost surely, 2^2765078016 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2765078016, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3913200060).

2765078016 is an abundant number, since it is smaller than the sum of its proper divisors (5061322104).

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

2765078016 is an equidigital number, since it uses as much as digits as its factorization.

2765078016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6284 (or 6251 counting only the distinct ones).

The product of its (nonzero) digits is 141120, while the sum is 42.

The square root of 2765078016 is about 52584.0091282511. The cubic root of 2765078016 is about 1403.5755569619.

The spelling of 2765078016 in words is "two billion, seven hundred sixty-five million, seventy-eight thousand, sixteen".