541232455491 has 48 divisors (see below), whose sum is σ = 978499441920. Its totient is φ = 280646493120.

The previous prime is 541232455487. The next prime is 541232455499. The reversal of 541232455491 is 194554232145.

541232455491 is a `hidden beast` number, since 5 + 4 + 1 + 2 + 3 + 2 + 4 + 554 + 91 = 666.

It is not a de Polignac number, because 541232455491 - 2² = 541232455487 is a prime.

It is not an unprimeable number, because it can be changed into a prime (541232455499) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5552065 + ... + 5648706.

It is an arithmetic number, because the mean of its divisors is an integer number (20385405040).

Almost surely, 2^541232455491 is an apocalyptic number.

541232455491 is a deficient number, since it is larger than the sum of its proper divisors (437266986429).

541232455491 is a wasteful number, since it uses less digits than its factorization.

541232455491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11200856 (or 11200853 counting only the distinct ones).

The product of its digits is 864000, while the sum is 45.

The spelling of 541232455491 in words is "five hundred forty-one billion, two hundred thirty-two million, four hundred fifty-five thousand, four hundred ninety-one".