2775049464 has 64 divisors (see below), whose sum is σ = 7602416640. Its totient is φ = 837135360.

The previous prime is 2775049447. The next prime is 2775049477. The reversal of 2775049464 is 4649405772.

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, 35304 + ... + 82440.

It is an arithmetic number, because the mean of its divisors is an integer number (118787760).

Almost surely, 2^2775049464 is an apocalyptic number.

2775049464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2775049464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3801208320).

2775049464 is an abundant number, since it is smaller than the sum of its proper divisors (4827367176).

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

2775049464 is a wasteful number, since it uses less digits than its factorization.

2775049464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47380 (or 47376 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 48.

The square root of 2775049464 is about 52678.7382536826. The cubic root of 2775049464 is about 1405.2607282835.

The spelling of 2775049464 in words is "two billion, seven hundred seventy-five million, forty-nine thousand, four hundred sixty-four".