38501466742438 has 16 divisors (see below), whose sum is σ = 68278463189280. Its totient is φ = 15931641410496.

The previous prime is 38501466742391. The next prime is 38501466742439. The reversal of 38501466742438 is 83424766410583.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38501466742439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47415599031 + ... + 47415599842.

It is an arithmetic number, because the mean of its divisors is an integer number (4267403949330).

Almost surely, 2^{38501466742438} is an apocalyptic number.

38501466742438 is a deficient number, since it is larger than the sum of its proper divisors (29776996446842).

38501466742438 is a wasteful number, since it uses less digits than its factorization.

38501466742438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94831198911.

The product of its (nonzero) digits is 92897280, while the sum is 61.

The spelling of 38501466742438 in words is "thirty-eight trillion, five hundred one billion, four hundred sixty-six million, seven hundred forty-two thousand, four hundred thirty-eight".