49863555666216 has 64 divisors (see below), whose sum is σ = 138584066443200. Its totient is φ = 16612282471104.

The previous prime is 49863555666193. The next prime is 49863555666247. The reversal of 49863555666216 is 61266655536894.

It is a Smith number, since the sum of its digits (72) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61420455 + ... + 62226998.

It is an arithmetic number, because the mean of its divisors is an integer number (2165376038175).

Almost surely, 2^{49863555666216} is an apocalyptic number.

It is an amenable number.

49863555666216 is an abundant number, since it is smaller than the sum of its proper divisors (88720510776984).

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

49863555666216 is a wasteful number, since it uses less digits than its factorization.

49863555666216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123649335 (or 123649325 counting only the distinct ones).

The product of its digits is 1679616000, while the sum is 72.

The spelling of 49863555666216 in words is "forty-nine trillion, eight hundred sixty-three billion, five hundred fifty-five million, six hundred sixty-six thousand, two hundred sixteen".