298968900078 has 16 divisors (see below), whose sum is σ = 598056053760. Its totient is φ = 99636591096.

The previous prime is 298968900071. The next prime is 298968900119. The reversal of 298968900078 is 870009869892.

It is a junction number, because it is equal to n+sod(n) for n = 298968899991 and 298968900018.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298968900071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4894350 + ... + 4955057.

It is an arithmetic number, because the mean of its divisors is an integer number (37378503360).

Almost surely, 2^298968900078 is an apocalyptic number.

298968900078 is an abundant number, since it is smaller than the sum of its proper divisors (299087153682).

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

298968900078 is a wasteful number, since it uses less digits than its factorization.

298968900078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9854471.

The product of its (nonzero) digits is 31352832, while the sum is 66.

The spelling of 298968900078 in words is "two hundred ninety-eight billion, nine hundred sixty-eight million, nine hundred thousand, seventy-eight".