50151183493 has 4 divisors (see below), whose sum is σ = 50483310688. Its totient is φ = 49819056300.

The previous prime is 50151183491. The next prime is 50151183527. The reversal of 50151183493 is 39438115105.

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 50151183493 - 2¹ = 50151183491 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 (50151183491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 166063371 + ... + 166063672.

It is an arithmetic number, because the mean of its divisors is an integer number (12620827672).

Almost surely, 2^50151183493 is an apocalyptic number.

It is an amenable number.

50151183493 is a deficient number, since it is larger than the sum of its proper divisors (332127195).

50151183493 is a wasteful number, since it uses less digits than its factorization.

50151183493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332127194.

The product of its (nonzero) digits is 64800, while the sum is 40.

Adding to 50151183493 its reverse (39438115105), we get a palindrome (89589298598).

The spelling of 50151183493 in words is "fifty billion, one hundred fifty-one million, one hundred eighty-three thousand, four hundred ninety-three".