398201823802 has 16 divisors (see below), whose sum is σ = 623745048960. Its totient is φ = 190299936112.

The previous prime is 398201823791. The next prime is 398201823809. The reversal of 398201823802 is 208328102893.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (398201823809) 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, 3220813 + ... + 3342160.

It is an arithmetic number, because the mean of its divisors is an integer number (38984065560).

Almost surely, 2^398201823802 is an apocalyptic number.

398201823802 is a deficient number, since it is larger than the sum of its proper divisors (225543225158).

398201823802 is a wasteful number, since it uses less digits than its factorization.

398201823802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6564317.

The product of its (nonzero) digits is 331776, while the sum is 46.

The spelling of 398201823802 in words is "three hundred ninety-eight billion, two hundred one million, eight hundred twenty-three thousand, eight hundred two".