49946637312 has 440 divisors, whose sum is σ = 175267284192. Its totient is φ = 13967769600.

The previous prime is 49946637283. The next prime is 49946637361. The reversal of 49946637312 is 21373664994.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 11858887 + ... + 11863097.

Almost surely, 2^49946637312 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 49946637312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87633642096).

49946637312 is an abundant number, since it is smaller than the sum of its proper divisors (125320646880).

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

49946637312 is a wasteful number, since it uses less digits than its factorization.

49946637312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4267 (or 4240 counting only the distinct ones).

The product of its digits is 5878656, while the sum is 54.

The spelling of 49946637312 in words is "forty-nine billion, nine hundred forty-six million, six hundred thirty-seven thousand, three hundred twelve".