38122697643 has 8 divisors (see below), whose sum is σ = 50832499008. Its totient is φ = 25414014024.

The previous prime is 38122697633. The next prime is 38122697663. The reversal of 38122697643 is 34679622183.

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

It is not a de Polignac number, because 38122697643 - 2⁶ = 38122697579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38122697633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 196321 + ... + 338802.

It is an arithmetic number, because the mean of its divisors is an integer number (6354062376).

Almost surely, 2^38122697643 is an apocalyptic number.

38122697643 is a deficient number, since it is larger than the sum of its proper divisors (12709801365).

38122697643 is a wasteful number, since it uses less digits than its factorization.

38122697643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 558873.

The product of its digits is 2612736, while the sum is 51.

The spelling of 38122697643 in words is "thirty-eight billion, one hundred twenty-two million, six hundred ninety-seven thousand, six hundred forty-three".