2773788948 has 240 divisors, whose sum is σ = 8879270400. Its totient is φ = 737398080.

The previous prime is 2773788931. The next prime is 2773788977. The reversal of 2773788948 is 8498873772.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

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 79 ways as a sum of consecutive naturals, for example, 2541883 + ... + 2542973.

It is an arithmetic number, because the mean of its divisors is an integer number (36996960).

Almost surely, 2^2773788948 is an apocalyptic number.

2773788948 is a gapful number since it is divisible by the number (28) 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 2773788948, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4439635200).

2773788948 is an abundant number, since it is smaller than the sum of its proper divisors (6105481452).

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

2773788948 is a wasteful number, since it uses less digits than its factorization.

2773788948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1192 (or 1181 counting only the distinct ones).

The product of its digits is 37933056, while the sum is 63.

The square root of 2773788948 is about 52666.7727129734. The cubic root of 2773788948 is about 1405.0479246411.

The spelling of 2773788948 in words is "two billion, seven hundred seventy-three million, seven hundred eighty-eight thousand, nine hundred forty-eight".