395400618998 has 32 divisors (see below), whose sum is σ = 739701427968. Its totient is φ = 153999914400.

The previous prime is 395400618953. The next prime is 395400619069. The reversal of 395400618998 is 899816004593.

It is a self number, because there is not a number n which added to its sum of digits gives 395400618998.

It is a congruent 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, 21233 + ... + 889523.

It is an arithmetic number, because the mean of its divisors is an integer number (23115669624).

Almost surely, 2^395400618998 is an apocalyptic number.

395400618998 is a deficient number, since it is larger than the sum of its proper divisors (344300808970).

395400618998 is a wasteful number, since it uses less digits than its factorization.

395400618998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871268.

The product of its (nonzero) digits is 16796160, while the sum is 62.

The spelling of 395400618998 in words is "three hundred ninety-five billion, four hundred million, six hundred eighteen thousand, nine hundred ninety-eight".