398417299288 has 16 divisors (see below), whose sum is σ = 747106602480. Its totient is φ = 199188871968.

The previous prime is 398417299271. The next prime is 398417299289. The reversal of 398417299288 is 882992714893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398417299289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2386420 + ... + 2547907.

It is an arithmetic number, because the mean of its divisors is an integer number (46694162655).

Almost surely, 2^398417299288 is an apocalyptic number.

It is an amenable number.

398417299288 is a deficient number, since it is larger than the sum of its proper divisors (348689303192).

398417299288 is a wasteful number, since it uses less digits than its factorization.

398417299288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4944426 (or 4944422 counting only the distinct ones).

The product of its digits is 125411328, while the sum is 70.

The spelling of 398417299288 in words is "three hundred ninety-eight billion, four hundred seventeen million, two hundred ninety-nine thousand, two hundred eighty-eight".