49761185448 has 128 divisors (see below), whose sum is σ = 138012376320. Its totient is φ = 14851952640.

The previous prime is 49761185447. The next prime is 49761185471. The reversal of 49761185448 is 84458116794.

It is not an unprimeable number, because it can be changed into a prime (49761185447) 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 31 ways as a sum of consecutive naturals, for example, 3883933 + ... + 3896723.

It is an arithmetic number, because the mean of its divisors is an integer number (1078221690).

Almost surely, 2^49761185448 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49761185448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69006188160).

49761185448 is an abundant number, since it is smaller than the sum of its proper divisors (88251190872).

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

49761185448 is a wasteful number, since it uses less digits than its factorization.

49761185448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13187 (or 13183 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 57.

The spelling of 49761185448 in words is "forty-nine billion, seven hundred sixty-one million, one hundred eighty-five thousand, four hundred forty-eight".