38956772461 has 8 divisors (see below), whose sum is σ = 39631737600. Its totient is φ = 38282296800.

The previous prime is 38956772443. The next prime is 38956772551. The reversal of 38956772461 is 16427765983.

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

It is a cyclic number.

It is not a de Polignac number, because 38956772461 - 2¹⁹ = 38956248173 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 38956772396 and 38956772405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38956722461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40036 + ... + 281986.

It is an arithmetic number, because the mean of its divisors is an integer number (4953967200).

Almost surely, 2^38956772461 is an apocalyptic number.

It is an amenable number.

38956772461 is a deficient number, since it is larger than the sum of its proper divisors (674965139).

38956772461 is a wasteful number, since it uses less digits than its factorization.

38956772461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244739.

The product of its digits is 15240960, while the sum is 58.

The spelling of 38956772461 in words is "thirty-eight billion, nine hundred fifty-six million, seven hundred seventy-two thousand, four hundred sixty-one".