9948802678 has 4 divisors (see below), whose sum is σ = 14923204020. Its totient is φ = 4974401338.

The previous prime is 9948802649. The next prime is 9948802687. The reversal of 9948802678 is 8762088499.

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, 2487200668 + ... + 2487200671.

It is an arithmetic number, because the mean of its divisors is an integer number (3730801005).

Almost surely, 2^9948802678 is an apocalyptic number.

9948802678 is a deficient number, since it is larger than the sum of its proper divisors (4974401342).

9948802678 is a wasteful number, since it uses less digits than its factorization.

9948802678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4974401341.

The product of its (nonzero) digits is 13934592, while the sum is 61.

The square root of 9948802678 is about 99743.6849028549. The cubic root of 9948802678 is about 2150.7516879827.

The spelling of 9948802678 in words is "nine billion, nine hundred forty-eight million, eight hundred two thousand, six hundred seventy-eight".