49180749558 has 16 divisors (see below), whose sum is σ = 98510765760. Its totient is φ = 16368705416.

The previous prime is 49180749551. The next prime is 49180749559. The reversal of 49180749558 is 85594708194.

It is a super-2 number, since 2×49180749558² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49180749551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6215160 + ... + 6223067.

It is an arithmetic number, because the mean of its divisors is an integer number (6156922860).

Almost surely, 2^49180749558 is an apocalyptic number.

49180749558 is an abundant number, since it is smaller than the sum of its proper divisors (49330016202).

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

49180749558 is a wasteful number, since it uses less digits than its factorization.

49180749558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12438891.

The product of its (nonzero) digits is 14515200, while the sum is 60.

The spelling of 49180749558 in words is "forty-nine billion, one hundred eighty million, seven hundred forty-nine thousand, five hundred fifty-eight".