50778205382248 has 8 divisors (see below), whose sum is σ = 95209135091730. Its totient is φ = 25389102691120.

The previous prime is 50778205382189. The next prime is 50778205382269. The reversal of 50778205382248 is 84228350287705.

It can be written as a sum of positive squares in only one way, i.e., 46036794941764 + 4741410440484 = 6785042^2 + 2177478^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×50778205382248² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3173637836383 + ... + 3173637836398.

Almost surely, 2^{50778205382248} is an apocalyptic number.

It is an amenable number.

50778205382248 is a deficient number, since it is larger than the sum of its proper divisors (44430929709482).

50778205382248 is a wasteful number, since it uses less digits than its factorization.

50778205382248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6347275672787 (or 6347275672783 counting only the distinct ones).

The product of its (nonzero) digits is 60211200, while the sum is 61.

The spelling of 50778205382248 in words is "fifty trillion, seven hundred seventy-eight billion, two hundred five million, three hundred eighty-two thousand, two hundred forty-eight".