541558404990 has 48 divisors (see below), whose sum is σ = 1408088682000. Its totient is φ = 144411797376.

The previous prime is 541558404967. The next prime is 541558404997. The reversal of 541558404990 is 99404855145.

541558404990 is a `hidden beast` number, since 5 + 4 + 1 + 558 + 40 + 49 + 9 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (541558404997) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5844441 + ... + 5936379.

It is an arithmetic number, because the mean of its divisors is an integer number (29335180875).

Almost surely, 2^541558404990 is an apocalyptic number.

541558404990 is an abundant number, since it is smaller than the sum of its proper divisors (866530277010).

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

541558404990 is a wasteful number, since it uses less digits than its factorization.

541558404990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157401 (or 157398 counting only the distinct ones).

The product of its (nonzero) digits is 5184000, while the sum is 54.

The spelling of 541558404990 in words is "five hundred forty-one billion, five hundred fifty-eight million, four hundred four thousand, nine hundred ninety".