49069644768 has 144 divisors (see below), whose sum is σ = 145825505280. Its totient is φ = 15622117632.

The previous prime is 49069644751. The next prime is 49069644787. The reversal of 49069644768 is 86744696094.

49069644768 is a `hidden beast` number, since 49 + 0 + 6 + 96 + 447 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4757505 + ... + 4767807.

It is an arithmetic number, because the mean of its divisors is an integer number (1012677120).

Almost surely, 2^49069644768 is an apocalyptic number.

49069644768 is a gapful number since it is divisible by the number (48) 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 49069644768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72912752640).

49069644768 is an abundant number, since it is smaller than the sum of its proper divisors (96755860512).

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

49069644768 is a wasteful number, since it uses less digits than its factorization.

49069644768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11061 (or 11050 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 63.

The spelling of 49069644768 in words is "forty-nine billion, sixty-nine million, six hundred forty-four thousand, seven hundred sixty-eight".