49641221650 has 24 divisors (see below), whose sum is σ = 92356432560. Its totient is φ = 19851378960.

The previous prime is 49641221629. The next prime is 49641221653. The reversal of 49641221650 is 5612214694.

It is not an unprimeable number, because it can be changed into a prime (49641221653) 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 11 ways as a sum of consecutive naturals, for example, 71581 + ... + 323119.

It is an arithmetic number, because the mean of its divisors is an integer number (3848184690).

Almost surely, 2^49641221650 is an apocalyptic number.

49641221650 is a deficient number, since it is larger than the sum of its proper divisors (42715210910).

49641221650 is a wasteful number, since it uses less digits than its factorization.

49641221650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255498 (or 255493 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 49641221650 in words is "forty-nine billion, six hundred forty-one million, two hundred twenty-one thousand, six hundred fifty".