398144560954 has 32 divisors (see below), whose sum is σ = 704773988352. Its totient is φ = 165076758000.

The previous prime is 398144560949. The next prime is 398144560993. The reversal of 398144560954 is 459065441893.

It is a Smith number, since the sum of its digits (58) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1241149 + ... + 1528639.

It is an arithmetic number, because the mean of its divisors is an integer number (22024187136).

Almost surely, 2^398144560954 is an apocalyptic number.

398144560954 is a deficient number, since it is larger than the sum of its proper divisors (306629427398).

398144560954 is a wasteful number, since it uses less digits than its factorization.

398144560954 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290722.

The product of its (nonzero) digits is 18662400, while the sum is 58.

The spelling of 398144560954 in words is "three hundred ninety-eight billion, one hundred forty-four million, five hundred sixty thousand, nine hundred fifty-four".