38464442376736 has 48 divisors (see below), whose sum is σ = 76539490052760. Its totient is φ = 19026154700800.

The previous prime is 38464442376727. The next prime is 38464442376739. The reversal of 38464442376736 is 63767324446483.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 38463563610000 + 878766736 = 6201900^2 + 29644^2 .

It is not an unprimeable number, because it can be changed into a prime (38464442376739) 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, 956191 + ... + 8822878.

Almost surely, 2^{38464442376736} is an apocalyptic number.

It is an amenable number.

38464442376736 is a deficient number, since it is larger than the sum of its proper divisors (38075047676024).

38464442376736 is a wasteful number, since it uses less digits than its factorization.

38464442376736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9780397 (or 9780389 counting only the distinct ones).

The product of its digits is 1170505728, while the sum is 67.

The spelling of 38464442376736 in words is "thirty-eight trillion, four hundred sixty-four billion, four hundred forty-two million, three hundred seventy-six thousand, seven hundred thirty-six".