49525440160 has 144 divisors (see below), whose sum is σ = 136034228736. Its totient is φ = 16691037696.

The previous prime is 49525440137. The next prime is 49525440169. The reversal of 49525440160 is 6104452594.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49525440169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3892369 + ... + 3905071.

It is an arithmetic number, because the mean of its divisors is an integer number (944682144).

Almost surely, 2^49525440160 is an apocalyptic number.

49525440160 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 49525440160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68017114368).

49525440160 is an abundant number, since it is smaller than the sum of its proper divisors (86508788576).

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

49525440160 is a wasteful number, since it uses less digits than its factorization.

49525440160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12843 (or 12776 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 49525440160 in words is "forty-nine billion, five hundred twenty-five million, four hundred forty thousand, one hundred sixty".