2775052770 has 96 divisors (see below), whose sum is σ = 7824620736. Its totient is φ = 627984000.

The previous prime is 2775052759. The next prime is 2775052807. The reversal of 2775052770 is 772505772.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 139125 + ... + 157815.

It is an arithmetic number, because the mean of its divisors is an integer number (81506466).

Almost surely, 2^2775052770 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2775052770, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3912310368).

2775052770 is an abundant number, since it is smaller than the sum of its proper divisors (5049567966).

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

2775052770 is a wasteful number, since it uses less digits than its factorization.

2775052770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18816 (or 18809 counting only the distinct ones).

The product of its (nonzero) digits is 240100, while the sum is 42.

The square root of 2775052770 is about 52678.7696325569. The cubic root of 2775052770 is about 1405.2612863265.

The spelling of 2775052770 in words is "two billion, seven hundred seventy-five million, fifty-two thousand, seven hundred seventy".