49661162747412 has 24 divisors (see below), whose sum is σ = 119613983392512. Its totient is φ = 16019729918400.

The previous prime is 49661162747353. The next prime is 49661162747419. The reversal of 49661162747412 is 21474726116694.

It is a super-2 number, since 2×49661162747412² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49661162747419) 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, 66748874289 + ... + 66748875032.

It is an arithmetic number, because the mean of its divisors is an integer number (4983915974688).

Almost surely, 2^{49661162747412} is an apocalyptic number.

It is an amenable number.

49661162747412 is an abundant number, since it is smaller than the sum of its proper divisors (69952820645100).

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

49661162747412 is a wasteful number, since it uses less digits than its factorization.

49661162747412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133497749359 (or 133497749357 counting only the distinct ones).

The product of its digits is 24385536, while the sum is 60.

The spelling of 49661162747412 in words is "forty-nine trillion, six hundred sixty-one billion, one hundred sixty-two million, seven hundred forty-seven thousand, four hundred twelve".