38724499446 has 32 divisors (see below), whose sum is σ = 78106267008. Its totient is φ = 12798789120.

The previous prime is 38724499391. The next prime is 38724499459. The reversal of 38724499446 is 64499442783.

38724499446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 38724499446.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 936321 + ... + 976803.

It is an arithmetic number, because the mean of its divisors is an integer number (2440820844).

Almost surely, 2^38724499446 is an apocalyptic number.

38724499446 is an abundant number, since it is smaller than the sum of its proper divisors (39381767562).

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

38724499446 is a wasteful number, since it uses less digits than its factorization.

38724499446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41836.

The product of its digits is 41803776, while the sum is 60.

The spelling of 38724499446 in words is "thirty-eight billion, seven hundred twenty-four million, four hundred ninety-nine thousand, four hundred forty-six".