49661591594 has 8 divisors (see below), whose sum is σ = 74735034528. Its totient is φ = 24749913420.

The previous prime is 49661591593. The next prime is 49661591611. The reversal of 49661591594 is 49519516694.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49661591593) 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, 40440422 + ... + 40441649.

It is an arithmetic number, because the mean of its divisors is an integer number (9341879316).

Almost surely, 2^49661591594 is an apocalyptic number.

49661591594 is a deficient number, since it is larger than the sum of its proper divisors (25073442934).

49661591594 is a wasteful number, since it uses less digits than its factorization.

49661591594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80882380.

The product of its digits is 10497600, while the sum is 59.

The spelling of 49661591594 in words is "forty-nine billion, six hundred sixty-one million, five hundred ninety-one thousand, five hundred ninety-four".