38158456461 has 8 divisors (see below), whose sum is σ = 50879461824. Its totient is φ = 25438211040.

The previous prime is 38158456459. The next prime is 38158456463. The reversal of 38158456461 is 16465485183.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (38158456459) and next prime (38158456463).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 38158456461 - 2¹ = 38158456459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38158456463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60145 + ... + 282726.

It is an arithmetic number, because the mean of its divisors is an integer number (6359932728).

Almost surely, 2^38158456461 is an apocalyptic number.

It is an amenable number.

38158456461 is a deficient number, since it is larger than the sum of its proper divisors (12721005363).

38158456461 is a wasteful number, since it uses less digits than its factorization.

38158456461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379971.

The product of its digits is 2764800, while the sum is 51.

The spelling of 38158456461 in words is "thirty-eight billion, one hundred fifty-eight million, four hundred fifty-six thousand, four hundred sixty-one".