50491150574 has 4 divisors (see below), whose sum is σ = 75736725864. Its totient is φ = 25245575286.

The previous prime is 50491150559. The next prime is 50491150579. The reversal of 50491150574 is 47505119405.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 47505119405 = 5 ⋅9501023881.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50491150579) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12622787642 + ... + 12622787645.

It is an arithmetic number, because the mean of its divisors is an integer number (18934181466).

Almost surely, 2^50491150574 is an apocalyptic number.

50491150574 is a deficient number, since it is larger than the sum of its proper divisors (25245575290).

50491150574 is a wasteful number, since it uses less digits than its factorization.

50491150574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25245575289.

The product of its (nonzero) digits is 126000, while the sum is 41.

Adding to 50491150574 its reverse (47505119405), we get a palindrome (97996269979).

The spelling of 50491150574 in words is "fifty billion, four hundred ninety-one million, one hundred fifty thousand, five hundred seventy-four".