49038987017680 has 160 divisors (see below), whose sum is σ = 130936131158400. Its totient is φ = 16892642764800.

The previous prime is 49038987017569. The next prime is 49038987017707. The reversal of 49038987017680 is 8671078983094.

It is a congruent number.

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, 261223050 + ... + 261410710.

It is an arithmetic number, because the mean of its divisors is an integer number (818350819740).

Almost surely, 2^{49038987017680} is an apocalyptic number.

49038987017680 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 49038987017680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65468065579200).

49038987017680 is an abundant number, since it is smaller than the sum of its proper divisors (81897144140720).

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

49038987017680 is a wasteful number, since it uses less digits than its factorization.

49038987017680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203333 (or 203327 counting only the distinct ones).

The product of its (nonzero) digits is 146313216, while the sum is 70.

The spelling of 49038987017680 in words is "forty-nine trillion, thirty-eight billion, nine hundred eighty-seven million, seventeen thousand, six hundred eighty".