49205858801018 has 16 divisors (see below), whose sum is σ = 74009994304320. Its totient is φ = 24535950067200.

The previous prime is 49205858801017. The next prime is 49205858801041. The reversal of 49205858801018 is 81010885850294.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (49205858801017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21239918 + ... + 23442393.

It is an arithmetic number, because the mean of its divisors is an integer number (4625624644020).

Almost surely, 2^{49205858801018} is an apocalyptic number.

49205858801018 is a deficient number, since it is larger than the sum of its proper divisors (24804135503302).

49205858801018 is a wasteful number, since it uses less digits than its factorization.

49205858801018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44683813.

The product of its (nonzero) digits is 7372800, while the sum is 59.

The spelling of 49205858801018 in words is "forty-nine trillion, two hundred five billion, eight hundred fifty-eight million, eight hundred one thousand, eighteen".