2774311043808 has 48 divisors (see below), whose sum is σ = 7599199821696. Its totient is φ = 884562940800.

The previous prime is 2774311043771. The next prime is 2774311043821. The reversal of 2774311043808 is 8083401134772.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 628238518 + ... + 628242933.

It is an arithmetic number, because the mean of its divisors is an integer number (158316662952).

Almost surely, 2^{2774311043808} is an apocalyptic number.

It is an amenable number.

2774311043808 is an abundant number, since it is smaller than the sum of its proper divisors (4824888777888).

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

2774311043808 is a wasteful number, since it uses less digits than its factorization.

2774311043808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256481487 (or 1256481479 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 48.

The spelling of 2774311043808 in words is "two trillion, seven hundred seventy-four billion, three hundred eleven million, forty-three thousand, eight hundred eight".