49661591846 has 8 divisors (see below), whose sum is σ = 75329381160. Its totient is φ = 24551798128.

The previous prime is 49661591843. The next prime is 49661591849. The reversal of 49661591846 is 64819516694.

It is an interprime number because it is at equal distance from previous prime (49661591843) and next prime (49661591849).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49661591843) 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, 139498676 + ... + 139499031.

It is an arithmetic number, because the mean of its divisors is an integer number (9416172645).

Almost surely, 2^49661591846 is an apocalyptic number.

49661591846 is a deficient number, since it is larger than the sum of its proper divisors (25667789314).

49661591846 is a wasteful number, since it uses less digits than its factorization.

49661591846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278997798.

The product of its digits is 11197440, while the sum is 59.

The spelling of 49661591846 in words is "forty-nine billion, six hundred sixty-one million, five hundred ninety-one thousand, eight hundred forty-six".