838668001098 has 16 divisors (see below), whose sum is σ = 1679239912896. Its totient is φ = 279238681920.

The previous prime is 838668001091. The next prime is 838668001111. The reversal of 838668001098 is 890100866838.

It is not an unprimeable number, because it can be changed into a prime (838668001091) 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, 79323886 + ... + 79334457.

It is an arithmetic number, because the mean of its divisors is an integer number (104952494556).

Almost surely, 2^838668001098 is an apocalyptic number.

838668001098 is an abundant number, since it is smaller than the sum of its proper divisors (840571911798).

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

838668001098 is a wasteful number, since it uses less digits than its factorization.

838668001098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158659229.

The product of its (nonzero) digits is 3981312, while the sum is 57.

The spelling of 838668001098 in words is "eight hundred thirty-eight billion, six hundred sixty-eight million, one thousand, ninety-eight".