38956772503 has 8 divisors (see below), whose sum is σ = 43534841616. Its totient is φ = 34551460800.

The previous prime is 38956772443. The next prime is 38956772551. The reversal of 38956772503 is 30527765983.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-38956772503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38956722503) 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, 43188876 + ... + 43189777.

It is an arithmetic number, because the mean of its divisors is an integer number (5441855202).

Almost surely, 2^38956772503 is an apocalyptic number.

38956772503 is a deficient number, since it is larger than the sum of its proper divisors (4578069113).

38956772503 is a wasteful number, since it uses less digits than its factorization.

38956772503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86378705.

The product of its (nonzero) digits is 9525600, while the sum is 55.

The spelling of 38956772503 in words is "thirty-eight billion, nine hundred fifty-six million, seven hundred seventy-two thousand, five hundred three".