38911282223824 has 20 divisors (see below), whose sum is σ = 75406312562980. Its totient is φ = 19451588659200.

The previous prime is 38911282223773. The next prime is 38911282223839. The reversal of 38911282223824 is 42832228211983.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 33225632732224 + 5685649491600 = 5764168^2 + 2384460^2 .

It is a super-2 number, since 2×38911282223824² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253199079 + ... + 253352710.

It is an arithmetic number, because the mean of its divisors is an integer number (3770315628149).

Almost surely, 2^{38911282223824} is an apocalyptic number.

It is an amenable number.

38911282223824 is a deficient number, since it is larger than the sum of its proper divisors (36495030339156).

38911282223824 is a wasteful number, since it uses less digits than its factorization.

38911282223824 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 506556598 (or 506556592 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 55.

The spelling of 38911282223824 in words is "thirty-eight trillion, nine hundred eleven billion, two hundred eighty-two million, two hundred twenty-three thousand, eight hundred twenty-four".