406154451604 has 48 divisors (see below), whose sum is σ = 796335624000. Its totient is φ = 179689568000.

The previous prime is 406154451583. The next prime is 406154451611.

It is a happy number.

406154451604 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×406154451604² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 512329 + ... + 1036720.

It is an arithmetic number, because the mean of its divisors is an integer number (16590325500).

Almost surely, 2^406154451604 is an apocalyptic number.

406154451604 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

406154451604 is a deficient number, since it is larger than the sum of its proper divisors (390181172396).

406154451604 is a wasteful number, since it uses less digits than its factorization.

406154451604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549224 (or 1549222 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 40.

It can be divided in two parts, 406154 and 451604, that added together give a palindrome (857758).

The spelling of 406154451604 in words is "four hundred six billion, one hundred fifty-four million, four hundred fifty-one thousand, six hundred four".