38342400446 has 36 divisors (see below), whose sum is σ = 66938242488. Its totient is φ = 16135729224.

The previous prime is 38342400443. The next prime is 38342400461. The reversal of 38342400446 is 64400424383.

It is a super-2 number, since 2×38342400446² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38342400443) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 43226615 + ... + 43227501.

Almost surely, 2^38342400446 is an apocalyptic number.

38342400446 is a deficient number, since it is larger than the sum of its proper divisors (28595842042).

38342400446 is an frugal number, since it uses more digits than its factorization.

38342400446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901 (or 955 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 38.

The spelling of 38342400446 in words is "thirty-eight billion, three hundred forty-two million, four hundred thousand, four hundred forty-six".