49992247872 has 224 divisors, whose sum is σ = 168379485440. Its totient is φ = 14248120320.

The previous prime is 49992247847. The next prime is 49992247889. The reversal of 49992247872 is 27874229994.

49992247872 is a `hidden beast` number, since 4 + 9 + 9 + 92 + 2 + 478 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a nude number because it is divisible by every one of its digits.

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, 5087508 + ... + 5097324.

Almost surely, 2^49992247872 is an apocalyptic number.

49992247872 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49992247872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84189742720).

49992247872 is an abundant number, since it is smaller than the sum of its proper divisors (118387237568).

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

49992247872 is a wasteful number, since it uses less digits than its factorization.

49992247872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10266 (or 10250 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 63.

The spelling of 49992247872 in words is "forty-nine billion, nine hundred ninety-two million, two hundred forty-seven thousand, eight hundred seventy-two".