404560426540 has 48 divisors (see below), whose sum is σ = 891359449344. Its totient is φ = 154036742400.

The previous prime is 404560426531. The next prime is 404560426553. The reversal of 404560426540 is 45624065404.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 404560426493 and 404560426502.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5310679 + ... + 5386318.

It is an arithmetic number, because the mean of its divisors is an integer number (18569988528).

Almost surely, 2^404560426540 is an apocalyptic number.

It is an amenable number.

404560426540 is an abundant number, since it is smaller than the sum of its proper divisors (486799022804).

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

404560426540 is a wasteful number, since it uses less digits than its factorization.

404560426540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10697098 (or 10697096 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 40.

The spelling of 404560426540 in words is "four hundred four billion, five hundred sixty million, four hundred twenty-six thousand, five hundred forty".