5775011510778 has 32 divisors (see below), whose sum is σ = 12833582764800. Its totient is φ = 1924970259168.

The previous prime is 5775011510761. The next prime is 5775011510809. The reversal of 5775011510778 is 8770151105775.

It is a happy number.

5775011510778 is a `hidden beast` number, since 5 + 7 + 7 + 50 + 1 + 1 + 510 + 7 + 78 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2294175 + ... + 4100397.

It is an arithmetic number, because the mean of its divisors is an integer number (401049461400).

Almost surely, 2^{5775011510778} is an apocalyptic number.

5775011510778 is an abundant number, since it is smaller than the sum of its proper divisors (7058571254022).

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

5775011510778 is a wasteful number, since it uses less digits than its factorization.

5775011510778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1865443 (or 1865437 counting only the distinct ones).

The product of its (nonzero) digits is 2401000, while the sum is 54.

The spelling of 5775011510778 in words is "five trillion, seven hundred seventy-five billion, eleven million, five hundred ten thousand, seven hundred seventy-eight".