402154451204 has 12 divisors (see below), whose sum is σ = 767749406928. Its totient is φ = 182797477800.

The previous prime is 402154451183. The next prime is 402154451233.

402154451204 is nontrivially palindromic in base 10.

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 3 ways as a sum of consecutive naturals, for example, 4569936902 + ... + 4569936989.

It is an arithmetic number, because the mean of its divisors is an integer number (63979117244).

Almost surely, 2^402154451204 is an apocalyptic number.

402154451204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

402154451204 is a deficient number, since it is larger than the sum of its proper divisors (365594955724).

402154451204 is a wasteful number, since it uses less digits than its factorization.

402154451204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9139873906 (or 9139873904 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

It can be divided in two parts, 402154 and 451204, that added together give a palindrome (853358).

The spelling of 402154451204 in words is "four hundred two billion, one hundred fifty-four million, four hundred fifty-one thousand, two hundred four".