5205610078 has 4 divisors (see below), whose sum is σ = 7808415120. Its totient is φ = 2602805038.

The previous prime is 5205610013. The next prime is 5205610087. The reversal of 5205610078 is 8700165025.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1301402518 + ... + 1301402521.

It is an arithmetic number, because the mean of its divisors is an integer number (1952103780).

Almost surely, 2^5205610078 is an apocalyptic number.

5205610078 is a deficient number, since it is larger than the sum of its proper divisors (2602805042).

5205610078 is a wasteful number, since it uses less digits than its factorization.

5205610078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2602805041.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 5205610078 is about 72149.9139154026. The cubic root of 5205610078 is about 1733.1010212406.

The spelling of 5205610078 in words is "five billion, two hundred five million, six hundred ten thousand, seventy-eight".