48161577240 has 256 divisors, whose sum is σ = 187740748800. Its totient is φ = 10752279552.

The previous prime is 48161577227. The next prime is 48161577241. The reversal of 48161577240 is 4277516184.

48161577240 is a `hidden beast` number, since 4 + 8 + 1 + 615 + 7 + 7 + 24 + 0 = 666.

48161577240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48161577241) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 251004 + ... + 399156.

It is an arithmetic number, because the mean of its divisors is an integer number (733362300).

Almost surely, 2^48161577240 is an apocalyptic number.

48161577240 is a gapful number since it is divisible by the number (40) 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 48161577240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93870374400).

48161577240 is an abundant number, since it is smaller than the sum of its proper divisors (139579171560).

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

48161577240 is a wasteful number, since it uses less digits than its factorization.

48161577240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148223 (or 148213 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 45.

It can be divided in two parts, 481615 and 77240, that added together give a palindrome (558855).

The spelling of 48161577240 in words is "forty-eight billion, one hundred sixty-one million, five hundred seventy-seven thousand, two hundred forty".