398501357402 has 16 divisors (see below), whose sum is σ = 624449310912. Its totient is φ = 190371255360.

The previous prime is 398501357383. The next prime is 398501357413. The reversal of 398501357402 is 204753105893.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4876088 + ... + 4957139.

It is an arithmetic number, because the mean of its divisors is an integer number (39028081932).

Almost surely, 2^398501357402 is an apocalyptic number.

398501357402 is a deficient number, since it is larger than the sum of its proper divisors (225947953510).

398501357402 is a wasteful number, since it uses less digits than its factorization.

398501357402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9834133.

The product of its (nonzero) digits is 907200, while the sum is 47.

The spelling of 398501357402 in words is "three hundred ninety-eight billion, five hundred one million, three hundred fifty-seven thousand, four hundred two".