978228941750 has 32 divisors (see below), whose sum is σ = 1835857471968. Its totient is φ = 390305916000.

The previous prime is 978228941731. The next prime is 978228941761. The reversal of 978228941750 is 57149822879.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4828856 + ... + 5027355.

It is an arithmetic number, because the mean of its divisors is an integer number (57370545999).

Almost surely, 2^978228941750 is an apocalyptic number.

978228941750 is a deficient number, since it is larger than the sum of its proper divisors (857628530218).

978228941750 is a wasteful number, since it uses less digits than its factorization.

978228941750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9856625 (or 9856615 counting only the distinct ones).

The product of its (nonzero) digits is 20321280, while the sum is 62.

The spelling of 978228941750 in words is "nine hundred seventy-eight billion, two hundred twenty-eight million, nine hundred forty-one thousand, seven hundred fifty".