2757780330 has 16 divisors (see below), whose sum is σ = 6618672864. Its totient is φ = 735408080.

The previous prime is 2757780329. The next prime is 2757780331. The reversal of 2757780330 is 330877572.

It is an interprime number because it is at equal distance from previous prime (2757780329) and next prime (2757780331).

It is not an unprimeable number, because it can be changed into a prime (2757780331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45962976 + ... + 45963035.

It is an arithmetic number, because the mean of its divisors is an integer number (413667054).

Almost surely, 2^2757780330 is an apocalyptic number.

2757780330 is an abundant number, since it is smaller than the sum of its proper divisors (3860892534).

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

2757780330 is a wasteful number, since it uses less digits than its factorization.

2757780330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91926021.

The product of its (nonzero) digits is 246960, while the sum is 42.

The square root of 2757780330 is about 52514.5725489602. The cubic root of 2757780330 is about 1402.3396812817.

The spelling of 2757780330 in words is "two billion, seven hundred fifty-seven million, seven hundred eighty thousand, three hundred thirty".