49778283170 has 384 divisors, whose sum is σ = 122450227200. Its totient is φ = 14529715200.

The previous prime is 49778283161. The next prime is 49778283197. The reversal of 49778283170 is 7138287794.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 681894254 + ... + 681894326.

It is an arithmetic number, because the mean of its divisors is an integer number (318880800).

Almost surely, 2^49778283170 is an apocalyptic number.

49778283170 is an abundant number, since it is smaller than the sum of its proper divisors (72671944030).

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

49778283170 is a wasteful number, since it uses less digits than its factorization.

49778283170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 4741632, while the sum is 56.

The spelling of 49778283170 in words is "forty-nine billion, seven hundred seventy-eight million, two hundred eighty-three thousand, one hundred seventy".