401113434540 has 144 divisors (see below), whose sum is σ = 1406982642912. Its totient is φ = 84630518784.

The previous prime is 401113434517. The next prime is 401113434653. The reversal of 401113434540 is 45434311104.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 401113434498 and 401113434507.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 5209209 + ... + 5285648.

It is an arithmetic number, because the mean of its divisors is an integer number (9770712798).

Almost surely, 2^401113434540 is an apocalyptic number.

It is an amenable number.

401113434540 is an abundant number, since it is smaller than the sum of its proper divisors (1005869208372).

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

401113434540 is a wasteful number, since it uses less digits than its factorization.

401113434540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10494896 (or 10494887 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 401113434540 its reverse (45434311104), we get a palindrome (446547745644).

The spelling of 401113434540 in words is "four hundred one billion, one hundred thirteen million, four hundred thirty-four thousand, five hundred forty".