398425554002 has 32 divisors (see below), whose sum is σ = 720719596800. Its totient is φ = 161494553088.

The previous prime is 398425554001. The next prime is 398425554013. The reversal of 398425554002 is 200455524893.

It is not an unprimeable number, because it can be changed into a prime (398425554001) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6922727 + ... + 6980042.

It is an arithmetic number, because the mean of its divisors is an integer number (22522487400).

Almost surely, 2^398425554002 is an apocalyptic number.

398425554002 is a deficient number, since it is larger than the sum of its proper divisors (322294042798).

398425554002 is a wasteful number, since it uses less digits than its factorization.

398425554002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13902890.

The product of its (nonzero) digits is 1728000, while the sum is 47.

The spelling of 398425554002 in words is "three hundred ninety-eight billion, four hundred twenty-five million, five hundred fifty-four thousand, two".