38070066722 has 4 divisors (see below), whose sum is σ = 57105100086. Its totient is φ = 19035033360.

The previous prime is 38070066659. The next prime is 38070066731. The reversal of 38070066722 is 22766007083.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 23681824321 + 14388242401 = 153889^2 + 119951^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 38070066722.

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 as a sum of consecutive naturals, namely, 9517516679 + ... + 9517516682.

Almost surely, 2^38070066722 is an apocalyptic number.

38070066722 is a deficient number, since it is larger than the sum of its proper divisors (19035033364).

38070066722 is a wasteful number, since it uses less digits than its factorization.

38070066722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19035033363.

The product of its (nonzero) digits is 169344, while the sum is 41.

The spelling of 38070066722 in words is "thirty-eight billion, seventy million, sixty-six thousand, seven hundred twenty-two".