38750963642 has 4 divisors (see below), whose sum is σ = 58126445466. Its totient is φ = 19375481820.

The previous prime is 38750963611. The next prime is 38750963681. The reversal of 38750963642 is 24636905783.

It is a happy number.

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., 34110765481 + 4640198161 = 184691^2 + 68119^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9687740909 + ... + 9687740912.

Almost surely, 2^38750963642 is an apocalyptic number.

38750963642 is a deficient number, since it is larger than the sum of its proper divisors (19375481824).

38750963642 is a wasteful number, since it uses less digits than its factorization.

38750963642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19375481823.

The product of its (nonzero) digits is 6531840, while the sum is 53.

The spelling of 38750963642 in words is "thirty-eight billion, seven hundred fifty million, nine hundred sixty-three thousand, six hundred forty-two".