5611778945622 has 24 divisors (see below), whose sum is σ = 12170445323400. Its totient is φ = 1868809760160.

The previous prime is 5611778945581. The next prime is 5611778945657. The reversal of 5611778945622 is 2265498771165.

It is a happy number.

5611778945622 is a `hidden beast` number, since 5 + 6 + 1 + 177 + 8 + 9 + 456 + 2 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 5611778945622.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148582404 + ... + 148620167.

It is an arithmetic number, because the mean of its divisors is an integer number (507101888475).

Almost surely, 2^{5611778945622} is an apocalyptic number.

5611778945622 is an abundant number, since it is smaller than the sum of its proper divisors (6558666377778).

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

5611778945622 is a wasteful number, since it uses less digits than its factorization.

5611778945622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297203628 (or 297203625 counting only the distinct ones).

The product of its digits is 50803200, while the sum is 63.

The spelling of 5611778945622 in words is "five trillion, six hundred eleven billion, seven hundred seventy-eight million, nine hundred forty-five thousand, six hundred twenty-two".