50866915536394 has 4 divisors (see below), whose sum is σ = 76300373304594. Its totient is φ = 25433457768196.

The previous prime is 50866915536361. The next prime is 50866915536413. The reversal of 50866915536394 is 49363551966805.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 49692108843169 + 1174806693225 = 7049263^2 + 1083885^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12716728884097 + ... + 12716728884100.

Almost surely, 2^{50866915536394} is an apocalyptic number.

50866915536394 is a deficient number, since it is larger than the sum of its proper divisors (25433457768200).

50866915536394 is a wasteful number, since it uses less digits than its factorization.

50866915536394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25433457768199.

The product of its (nonzero) digits is 629856000, while the sum is 70.

The spelling of 50866915536394 in words is "fifty trillion, eight hundred sixty-six billion, nine hundred fifteen million, five hundred thirty-six thousand, three hundred ninety-four".