4878945698 has 32 divisors (see below), whose sum is σ = 8050492800. Its totient is φ = 2199208960.

The previous prime is 4878945683. The next prime is 4878945739. The reversal of 4878945698 is 8965498784.

It is a happy number.

It is a super-2 number, since 2×4878945698² = 47608222248065414408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3988715 + ... + 3989937.

It is an arithmetic number, because the mean of its divisors is an integer number (251577900).

Almost surely, 2^4878945698 is an apocalyptic number.

4878945698 is a deficient number, since it is larger than the sum of its proper divisors (3171547102).

4878945698 is a wasteful number, since it uses less digits than its factorization.

4878945698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2602.

The product of its digits is 139345920, while the sum is 68.

The square root of 4878945698 is about 69849.4502340570. The cubic root of 4878945698 is about 1696.0630578433.

The spelling of 4878945698 in words is "four billion, eight hundred seventy-eight million, nine hundred forty-five thousand, six hundred ninety-eight".