38445576401 has 4 divisors (see below), whose sum is σ = 39097196400. Its totient is φ = 37793956404.

The previous prime is 38445576397. The next prime is 38445576419. The reversal of 38445576401 is 10467554483.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 38445576401 - 2² = 38445576397 is a prime.

It is a super-2 number, since 2×38445576401² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38445576451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325809911 + ... + 325810028.

It is an arithmetic number, because the mean of its divisors is an integer number (9774299100).

Almost surely, 2^38445576401 is an apocalyptic number.

It is an amenable number.

38445576401 is a deficient number, since it is larger than the sum of its proper divisors (651619999).

38445576401 is an equidigital number, since it uses as much as digits as its factorization.

38445576401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651619998.

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 38445576401 in words is "thirty-eight billion, four hundred forty-five million, five hundred seventy-six thousand, four hundred one".