44491359998 has 4 divisors (see below), whose sum is σ = 66737040000. Its totient is φ = 22245679998.

The previous prime is 44491359971. The next prime is 44491360009. The reversal of 44491359998 is 89995319444.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×44491359998² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11122839998 + ... + 11122840001.

It is an arithmetic number, because the mean of its divisors is an integer number (16684260000).

Almost surely, 2^44491359998 is an apocalyptic number.

44491359998 is a deficient number, since it is larger than the sum of its proper divisors (22245680002).

44491359998 is a wasteful number, since it uses less digits than its factorization.

44491359998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22245680001.

The product of its digits is 50388480, while the sum is 65.

The spelling of 44491359998 in words is "forty-four billion, four hundred ninety-one million, three hundred fifty-nine thousand, nine hundred ninety-eight".