49383171292 has 96 divisors (see below), whose sum is σ = 113570214912. Its totient is φ = 18252089856.

The previous prime is 49383171281. The next prime is 49383171319. The reversal of 49383171292 is 29217138394.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 291408 + ... + 428584.

It is an arithmetic number, because the mean of its divisors is an integer number (1183023072).

Almost surely, 2^49383171292 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 49383171292, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56785107456).

49383171292 is an abundant number, since it is smaller than the sum of its proper divisors (64187043620).

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

49383171292 is a wasteful number, since it uses less digits than its factorization.

49383171292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137267 (or 137265 counting only the distinct ones).

The product of its digits is 653184, while the sum is 49.

The spelling of 49383171292 in words is "forty-nine billion, three hundred eighty-three million, one hundred seventy-one thousand, two hundred ninety-two".