448078393746 has 24 divisors (see below), whose sum is σ = 997075346124. Its totient is φ = 145322722080.

The previous prime is 448078393733. The next prime is 448078393771. The reversal of 448078393746 is 647393870844.

It is a happy number.

448078393746 is a `hidden beast` number, since 4 + 480 + 7 + 83 + 9 + 3 + 74 + 6 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 447982569225 + 95824521 = 669315^2 + 9789^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 336394525 + ... + 336395856.

Almost surely, 2^448078393746 is an apocalyptic number.

448078393746 is an abundant number, since it is smaller than the sum of its proper divisors (548996952378).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

448078393746 is a wasteful number, since it uses less digits than its factorization.

448078393746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672790426 (or 672790423 counting only the distinct ones).

The product of its (nonzero) digits is 97542144, while the sum is 63.

The spelling of 448078393746 in words is "four hundred forty-eight billion, seventy-eight million, three hundred ninety-three thousand, seven hundred forty-six".