49053565020 has 96 divisors (see below), whose sum is σ = 144794764800. Its totient is φ = 12373979904.

The previous prime is 49053564943. The next prime is 49053565021. The reversal of 49053565020 is 2056535094.

It is a self number, because there is not a number n which added to its sum of digits gives 49053565020.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49053565021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 740001 + ... + 803559.

It is an arithmetic number, because the mean of its divisors is an integer number (1508278800).

Almost surely, 2^49053565020 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 49053565020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72397382400).

49053565020 is an abundant number, since it is smaller than the sum of its proper divisors (95741199780).

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

49053565020 is a wasteful number, since it uses less digits than its factorization.

49053565020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64267 (or 64265 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 39.

It can be divided in two parts, 490535 and 65020, that added together give a palindrome (555555).

The spelling of 49053565020 in words is "forty-nine billion, fifty-three million, five hundred sixty-five thousand, twenty".