5315646078 has 12 divisors (see below), whose sum is σ = 11517233208. Its totient is φ = 1771882020.

The previous prime is 5315646053. The next prime is 5315646121. The reversal of 5315646078 is 8706465135.

5315646078 is a `hidden beast` number, since 5 + 31 + 5 + 6 + 4 + 607 + 8 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 147656818 + ... + 147656853.

It is an arithmetic number, because the mean of its divisors is an integer number (959769434).

Almost surely, 2^5315646078 is an apocalyptic number.

5315646078 is an abundant number, since it is smaller than the sum of its proper divisors (6201587130).

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

5315646078 is a wasteful number, since it uses less digits than its factorization.

5315646078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295313679 (or 295313676 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The square root of 5315646078 is about 72908.4774083234. The cubic root of 5315646078 is about 1745.2273853600.

The spelling of 5315646078 in words is "five billion, three hundred fifteen million, six hundred forty-six thousand, seventy-eight".