38158790441 has 4 divisors (see below), whose sum is σ = 38159794512. Its totient is φ = 38157786372.

The previous prime is 38158790437. The next prime is 38158790471. The reversal of 38158790441 is 14409785183.

It is a happy number.

38158790441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 38158790441 - 2² = 38158790437 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38158790441.

It is not an unprimeable number, because it can be changed into a prime (38158790471) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 442691 + ... + 521816.

It is an arithmetic number, because the mean of its divisors is an integer number (9539948628).

Almost surely, 2^38158790441 is an apocalyptic number.

It is an amenable number.

38158790441 is a deficient number, since it is larger than the sum of its proper divisors (1004071).

38158790441 is an equidigital number, since it uses as much as digits as its factorization.

38158790441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1004070.

The product of its (nonzero) digits is 967680, while the sum is 50.

The spelling of 38158790441 in words is "thirty-eight billion, one hundred fifty-eight million, seven hundred ninety thousand, four hundred forty-one".