448391169038 has 16 divisors (see below), whose sum is σ = 682343222400. Its totient is φ = 220946052600.

The previous prime is 448391169001. The next prime is 448391169043. The reversal of 448391169038 is 830961193844.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 312488 + ... + 997211.

It is an arithmetic number, because the mean of its divisors is an integer number (42646451400).

Almost surely, 2^448391169038 is an apocalyptic number.

448391169038 is a deficient number, since it is larger than the sum of its proper divisors (233952053362).

448391169038 is a wasteful number, since it uses less digits than its factorization.

448391169038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1312183.

The product of its (nonzero) digits is 4478976, while the sum is 56.

The spelling of 448391169038 in words is "four hundred forty-eight billion, three hundred ninety-one million, one hundred sixty-nine thousand, thirty-eight".