405454454504 has 64 divisors (see below), whose sum is σ = 831994372800. Its totient is φ = 183708172800.

The previous prime is 405454454501. The next prime is 405454454513.

405454454504 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (405454454501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44594999 + ... + 44604089.

It is an arithmetic number, because the mean of its divisors is an integer number (12999912075).

Almost surely, 2^405454454504 is an apocalyptic number.

405454454504 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

405454454504 is an abundant number, since it is smaller than the sum of its proper divisors (426539918296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

405454454504 is a wasteful number, since it uses less digits than its factorization.

405454454504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10674 (or 10670 counting only the distinct ones).

The product of its (nonzero) digits is 2560000, while the sum is 44.

It can be divided in two parts, 405454 and 454504, that added together give a palindrome (859958).

The spelling of 405454454504 in words is "four hundred five billion, four hundred fifty-four million, four hundred fifty-four thousand, five hundred four".