2503061778 has 32 divisors (see below), whose sum is σ = 5727651840. Its totient is φ = 714364560.

The previous prime is 2503061731. The next prime is 2503061783. The reversal of 2503061778 is 8771603052.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5553 + ... + 70971.

It is an arithmetic number, because the mean of its divisors is an integer number (178989120).

Almost surely, 2^2503061778 is an apocalyptic number.

2503061778 is an abundant number, since it is smaller than the sum of its proper divisors (3224590062).

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

2503061778 is a wasteful number, since it uses less digits than its factorization.

2503061778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66342.

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 2503061778 is about 50030.6084112516. The cubic root of 2503061778 is about 1357.7626452049.

The spelling of 2503061778 in words is "two billion, five hundred three million, sixty-one thousand, seven hundred seventy-eight".