2776742052 has 24 divisors (see below), whose sum is σ = 7404645696. Its totient is φ = 793354848.

The previous prime is 2776742051. The next prime is 2776742057. The reversal of 2776742052 is 2502476772.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 2776741995 and 2776742013.

It is not an unprimeable number, because it can be changed into a prime (2776742051) 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, 16528143 + ... + 16528310.

It is an arithmetic number, because the mean of its divisors is an integer number (308526904).

Almost surely, 2^2776742052 is an apocalyptic number.

It is an amenable number.

2776742052 is an abundant number, since it is smaller than the sum of its proper divisors (4627903644).

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

2776742052 is a wasteful number, since it uses less digits than its factorization.

2776742052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33056467 (or 33056465 counting only the distinct ones).

The product of its (nonzero) digits is 329280, while the sum is 42.

The square root of 2776742052 is about 52694.8009959237. The cubic root of 2776742052 is about 1405.5463741265.

The spelling of 2776742052 in words is "two billion, seven hundred seventy-six million, seven hundred forty-two thousand, fifty-two".