38340707642 has 8 divisors (see below), whose sum is σ = 57524968800. Its totient is φ = 19165718044.

The previous prime is 38340707633. The next prime is 38340707683. The reversal of 38340707642 is 24670704383.

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

It is a junction number, because it is equal to n+sod(n) for n = 38340707593 and 38340707602.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2307542 + ... + 2324097.

It is an arithmetic number, because the mean of its divisors is an integer number (7190621100).

Almost surely, 2^38340707642 is an apocalyptic number.

38340707642 is a deficient number, since it is larger than the sum of its proper divisors (19184261158).

38340707642 is a wasteful number, since it uses less digits than its factorization.

38340707642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4635780.

The product of its (nonzero) digits is 677376, while the sum is 44.

The spelling of 38340707642 in words is "thirty-eight billion, three hundred forty million, seven hundred seven thousand, six hundred forty-two".