49980308566 has 16 divisors (see below), whose sum is σ = 76292280000. Its totient is φ = 24550116808.

The previous prime is 49980308557. The next prime is 49980308591. The reversal of 49980308566 is 66580308994.

It is a self number, because there is not a number n which added to its sum of digits gives 49980308566.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35601 + ... + 318163.

It is an arithmetic number, because the mean of its divisors is an integer number (4768267500).

Almost surely, 2^49980308566 is an apocalyptic number.

49980308566 is a deficient number, since it is larger than the sum of its proper divisors (26311971434).

49980308566 is a wasteful number, since it uses less digits than its factorization.

49980308566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284123.

The product of its (nonzero) digits is 11197440, while the sum is 58.

The spelling of 49980308566 in words is "forty-nine billion, nine hundred eighty million, three hundred eight thousand, five hundred sixty-six".