49787611678794 has 48 divisors (see below), whose sum is σ = 110769132400416. Its totient is φ = 14905382083680.

The previous prime is 49787611678769. The next prime is 49787611678799.

49787611678794 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (49787611678799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 413060089 + ... + 413180604.

It is an arithmetic number, because the mean of its divisors is an integer number (2307690258342).

Almost surely, 2^{49787611678794} is an apocalyptic number.

49787611678794 is an abundant number, since it is smaller than the sum of its proper divisors (60981520721622).

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

49787611678794 is a wasteful number, since it uses less digits than its factorization.

49787611678794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826240803 (or 826240792 counting only the distinct ones).

The product of its digits is 7169347584, while the sum is 84.

It can be divided in two parts, 49787611 and 678794, that added together give a palindrome (50466405).

The spelling of 49787611678794 in words is "forty-nine trillion, seven hundred eighty-seven billion, six hundred eleven million, six hundred seventy-eight thousand, seven hundred ninety-four".