541861627418 has 48 divisors (see below), whose sum is σ = 872337600000. Its totient is φ = 252355600224.

The previous prime is 541861627403. The next prime is 541861627441. The reversal of 541861627418 is 814726168145.

It is a happy number.

It is a super-2 number, since 2×541861627418² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 541861627418.

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 23 ways as a sum of consecutive naturals, for example, 13612208 + ... + 13651956.

It is an arithmetic number, because the mean of its divisors is an integer number (18173700000).

Almost surely, 2^541861627418 is an apocalyptic number.

541861627418 is a deficient number, since it is larger than the sum of its proper divisors (330475972582).

541861627418 is a wasteful number, since it uses less digits than its factorization.

541861627418 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40107 (or 40088 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 53.

The spelling of 541861627418 in words is "five hundred forty-one billion, eight hundred sixty-one million, six hundred twenty-seven thousand, four hundred eighteen".