298978147029 has 16 divisors (see below), whose sum is σ = 400396493952. Its totient is φ = 198439488768.

The previous prime is 298978147021. The next prime is 298978147049. The reversal of 298978147029 is 920741879892.

It is not a de Polignac number, because 298978147029 - 2³ = 298978147021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (298978147021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7288992 + ... + 7329894.

It is an arithmetic number, because the mean of its divisors is an integer number (25024780872).

Almost surely, 2^298978147029 is an apocalyptic number.

It is an amenable number.

298978147029 is a deficient number, since it is larger than the sum of its proper divisors (101418346923).

298978147029 is a wasteful number, since it uses less digits than its factorization.

298978147029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51596.

The product of its (nonzero) digits is 36578304, while the sum is 66.

The spelling of 298978147029 in words is "two hundred ninety-eight billion, nine hundred seventy-eight million, one hundred forty-seven thousand, twenty-nine".