49316865444 has 384 divisors, whose sum is σ = 163189555200. Its totient is φ = 12508992000.

The previous prime is 49316865413. The next prime is 49316865487. The reversal of 49316865444 is 44456861394.

49316865444 is a `hidden beast` number, since 4 + 9 + 3 + 16 + 86 + 544 + 4 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 96889462 + ... + 96889970.

It is an arithmetic number, because the mean of its divisors is an integer number (424972800).

Almost surely, 2^49316865444 is an apocalyptic number.

49316865444 is a gapful number since it is divisible by the number (44) 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 49316865444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81594777600).

49316865444 is an abundant number, since it is smaller than the sum of its proper divisors (113872689756).

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

49316865444 is a wasteful number, since it uses less digits than its factorization.

49316865444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 792 (or 784 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 54.

The spelling of 49316865444 in words is "forty-nine billion, three hundred sixteen million, eight hundred sixty-five thousand, four hundred forty-four".