5055126542778 has 32 divisors (see below), whose sum is σ = 10889602528896. Its totient is φ = 1555189599168.

The previous prime is 5055126542777. The next prime is 5055126542803. The reversal of 5055126542778 is 8772456215505.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5055126542777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4351750 + ... + 5389617.

It is an arithmetic number, because the mean of its divisors is an integer number (340300079028).

Almost surely, 2^{5055126542778} is an apocalyptic number.

5055126542778 is an abundant number, since it is smaller than the sum of its proper divisors (5834475986118).

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

5055126542778 is a wasteful number, since it uses less digits than its factorization.

5055126542778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9748038.

The product of its (nonzero) digits is 23520000, while the sum is 57.

The spelling of 5055126542778 in words is "five trillion, fifty-five billion, one hundred twenty-six million, five hundred forty-two thousand, seven hundred seventy-eight".