38815922456 has 32 divisors (see below), whose sum is σ = 74770048080. Its totient is φ = 18879974400.

The previous prime is 38815922447. The next prime is 38815922459. The reversal of 38815922456 is 65422951883.

It is a happy number.

It is a super-3 number, since 3×38815922456³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 38815922398 and 38815922407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38815922459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56705 + ... + 284336.

Almost surely, 2^38815922456 is an apocalyptic number.

It is an amenable number.

38815922456 is a deficient number, since it is larger than the sum of its proper divisors (35954125624).

38815922456 is a wasteful number, since it uses less digits than its factorization.

38815922456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 341435 (or 341431 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 53.

The spelling of 38815922456 in words is "thirty-eight billion, eight hundred fifteen million, nine hundred twenty-two thousand, four hundred fifty-six".