50151066549 has 4 divisors (see below), whose sum is σ = 66868088736. Its totient is φ = 33434044364.

The previous prime is 50151066521. The next prime is 50151066551. The reversal of 50151066549 is 94566015105.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 50151066549 - 2⁵ = 50151066517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50151066549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50151066569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8358511089 + ... + 8358511094.

It is an arithmetic number, because the mean of its divisors is an integer number (16717022184).

Almost surely, 2^50151066549 is an apocalyptic number.

It is an amenable number.

50151066549 is a deficient number, since it is larger than the sum of its proper divisors (16717022187).

50151066549 is a wasteful number, since it uses less digits than its factorization.

50151066549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16717022186.

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 50151066549 in words is "fifty billion, one hundred fifty-one million, sixty-six thousand, five hundred forty-nine".