2761768228394 has 48 divisors (see below), whose sum is σ = 5079236495400. Its totient is φ = 1121238308736.

The previous prime is 2761768228391. The next prime is 2761768228397. The reversal of 2761768228394 is 4938228671672.

It is an interprime number because it is at equal distance from previous prime (2761768228391) and next prime (2761768228397).

It can be written as a sum of positive squares in 4 ways, for example, as 1867221130369 + 894547098025 = 1366463^2 + 945805^2 .

It is a hoax number, since the sum of its digits (65) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 2761768228394.

It is not an unprimeable number, because it can be changed into a prime (2761768228391) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9017009 + ... + 9318260.

Almost surely, 2^{2761768228394} is an apocalyptic number.

2761768228394 is a deficient number, since it is larger than the sum of its proper divisors (2317468267006).

2761768228394 is a wasteful number, since it uses less digits than its factorization.

2761768228394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18335367 (or 18335360 counting only the distinct ones).

The product of its digits is 97542144, while the sum is 65.

The spelling of 2761768228394 in words is "two trillion, seven hundred sixty-one billion, seven hundred sixty-eight million, two hundred twenty-eight thousand, three hundred ninety-four".