49538245572 has 192 divisors, whose sum is σ = 137741022720. Its totient is φ = 15358464000.

The previous prime is 49538245543. The next prime is 49538245573. The reversal of 49538245572 is 27554283594.

49538245572 is a `hidden beast` number, since 4 + 9 + 5 + 3 + 82 + 4 + 557 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (49538245573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 40838838 + ... + 40840050.

It is an arithmetic number, because the mean of its divisors is an integer number (717401160).

Almost surely, 2^49538245572 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 49538245572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68870511360).

49538245572 is an abundant number, since it is smaller than the sum of its proper divisors (88202777148).

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

49538245572 is a wasteful number, since it uses less digits than its factorization.

49538245572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691 (or 1683 counting only the distinct ones).

The product of its digits is 12096000, while the sum is 54.

The spelling of 49538245572 in words is "forty-nine billion, five hundred thirty-eight million, two hundred forty-five thousand, five hundred seventy-two".