1441618738 has 8 divisors (see below), whose sum is σ = 2471346432. Its totient is φ = 617836596.

The previous prime is 1441618721. The next prime is 1441618741. The reversal of 1441618738 is 8378161441.

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

It is a junction number, because it is equal to n+sod(n) for n = 1441618694 and 1441618703.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51486370 + ... + 51486397.

It is an arithmetic number, because the mean of its divisors is an integer number (308918304).

Almost surely, 2^1441618738 is an apocalyptic number.

1441618738 is a deficient number, since it is larger than the sum of its proper divisors (1029727694).

1441618738 is a wasteful number, since it uses less digits than its factorization.

1441618738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102972776.

The product of its digits is 129024, while the sum is 43.

The square root of 1441618738 is about 37968.6546772466. The cubic root of 1441618738 is about 1129.6662125313. Note that the first 3 decimals are identical.

The spelling of 1441618738 in words is "one billion, four hundred forty-one million, six hundred eighteen thousand, seven hundred thirty-eight".