5378778652 has 48 divisors (see below), whose sum is σ = 10444926240. Its totient is φ = 2407525632.

The previous prime is 5378778607. The next prime is 5378778679. The reversal of 5378778652 is 2568778735.

It is a congruent number.

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, 605499 + ... + 614317.

It is an arithmetic number, because the mean of its divisors is an integer number (217602630).

Almost surely, 2^5378778652 is an apocalyptic number.

5378778652 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5378778652 is a deficient number, since it is larger than the sum of its proper divisors (5066147588).

5378778652 is a wasteful number, since it uses less digits than its factorization.

5378778652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9190 (or 9188 counting only the distinct ones).

The product of its digits is 19756800, while the sum is 58.

The square root of 5378778652 is about 73340.1571582718. The cubic root of 5378778652 is about 1752.1094184459.

The spelling of 5378778652 in words is "five billion, three hundred seventy-eight million, seven hundred seventy-eight thousand, six hundred fifty-two".