49245041664 has 1056 divisors, whose sum is σ = 192710147840. Its totient is φ = 12087263232.

The previous prime is 49245041647. The next prime is 49245041689. The reversal of 49245041664 is 46614054294.

49245041664 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1330947054 + ... + 1330947090.

Almost surely, 2^49245041664 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 49245041664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96355073920).

49245041664 is an abundant number, since it is smaller than the sum of its proper divisors (143465106176).

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

49245041664 is a wasteful number, since it uses less digits than its factorization.

49245041664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132 (or 85 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The spelling of 49245041664 in words is "forty-nine billion, two hundred forty-five million, forty-one thousand, six hundred sixty-four".