38923465511247 has 16 divisors (see below), whose sum is σ = 51917624684640. Its totient is φ = 25939143114752.

The previous prime is 38923465511237. The next prime is 38923465511251. The reversal of 38923465511247 is 74211556432983.

It is a cyclic number.

It is not a de Polignac number, because 38923465511247 - 2¹¹ = 38923465509199 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38923465511237) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 112181743 + ... + 112528175.

It is an arithmetic number, because the mean of its divisors is an integer number (3244851542790).

Almost surely, 2^{38923465511247} is an apocalyptic number.

38923465511247 is a deficient number, since it is larger than the sum of its proper divisors (12994159173393).

38923465511247 is a wasteful number, since it uses less digits than its factorization.

38923465511247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360522.

The product of its digits is 43545600, while the sum is 60.

The spelling of 38923465511247 in words is "thirty-eight trillion, nine hundred twenty-three billion, four hundred sixty-five million, five hundred eleven thousand, two hundred forty-seven".