50444554151 has 4 divisors (see below), whose sum is σ = 50445337872. Its totient is φ = 50443770432.

The previous prime is 50444554129. The next prime is 50444554169. The reversal of 50444554151 is 15145544405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 15145544405 = 5 ⋅3029108881.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50444554151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50444554451) 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, 285731 + ... + 427236.

It is an arithmetic number, because the mean of its divisors is an integer number (12611334468).

Almost surely, 2^50444554151 is an apocalyptic number.

50444554151 is a deficient number, since it is larger than the sum of its proper divisors (783721).

50444554151 is an equidigital number, since it uses as much as digits as its factorization.

50444554151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 783720.

The product of its (nonzero) digits is 160000, while the sum is 38.

The spelling of 50444554151 in words is "fifty billion, four hundred forty-four million, five hundred fifty-four thousand, one hundred fifty-one".