49205252052 has 144 divisors (see below), whose sum is σ = 142981675200. Its totient is φ = 14110778880.

The previous prime is 49205252039. The next prime is 49205252203. The reversal of 49205252052 is 25025250294.

It is a happy number.

49205252052 is a `hidden beast` number, since 49 + 20 + 525 + 20 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 49205251998 and 49205252016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8341168 + ... + 8347064.

It is an arithmetic number, because the mean of its divisors is an integer number (992928300).

Almost surely, 2^49205252052 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 49205252052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71490837600).

49205252052 is an abundant number, since it is smaller than the sum of its proper divisors (93776423148).

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

49205252052 is a wasteful number, since it uses less digits than its factorization.

49205252052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7046 (or 7041 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The spelling of 49205252052 in words is "forty-nine billion, two hundred five million, two hundred fifty-two thousand, fifty-two".