404545544001 has 24 divisors (see below), whose sum is σ = 599230247616. Its totient is φ = 262853468640.

The previous prime is 404545543979. The next prime is 404545544033. The reversal of 404545544001 is 100445545404.

It is not a de Polignac number, because 404545544001 - 2⁶ = 404545543937 is a prime.

It is a super-3 number, since 3×404545544001³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (404545644001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 955365 + ... + 1312178.

It is an arithmetic number, because the mean of its divisors is an integer number (24967926984).

Almost surely, 2^404545544001 is an apocalyptic number.

It is an amenable number.

404545544001 is a deficient number, since it is larger than the sum of its proper divisors (194684703615).

404545544001 is a wasteful number, since it uses less digits than its factorization.

404545544001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2268053 (or 2268050 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

The spelling of 404545544001 in words is "four hundred four billion, five hundred forty-five million, five hundred forty-four thousand, one".