49552901664 has 192 divisors, whose sum is σ = 158244710400. Its totient is φ = 13261805568.

The previous prime is 49552901641. The next prime is 49552901777. The reversal of 49552901664 is 46610925594.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1114549 + ... + 1158155.

It is an arithmetic number, because the mean of its divisors is an integer number (824191200).

Almost surely, 2^49552901664 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 49552901664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (79122355200).

49552901664 is an abundant number, since it is smaller than the sum of its proper divisors (108691808736).

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

49552901664 is a wasteful number, since it uses less digits than its factorization.

49552901664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43735 (or 43727 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 51.

The spelling of 49552901664 in words is "forty-nine billion, five hundred fifty-two million, nine hundred one thousand, six hundred sixty-four".