49989944998994 has 128 divisors (see below), whose sum is σ = 101958405986304. Its totient is φ = 17899182100800.

The previous prime is 49989944998933. The next prime is 49989944998999.

49989944998994 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×49989944998994² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49989944998999) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 54534389 + ... + 55443479.

It is an arithmetic number, because the mean of its divisors is an integer number (796550046768).

Almost surely, 2^{49989944998994} is an apocalyptic number.

49989944998994 is an abundant number, since it is smaller than the sum of its proper divisors (51968460987310).

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

49989944998994 is a wasteful number, since it uses less digits than its factorization.

49989944998994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909373 (or 909351 counting only the distinct ones).

The product of its digits is 705277476864, while the sum is 104.

The spelling of 49989944998994 in words is "forty-nine trillion, nine hundred eighty-nine billion, nine hundred forty-four million, nine hundred ninety-eight thousand, nine hundred ninety-four".