38154526064 has 20 divisors (see below), whose sum is σ = 74218921560. Its totient is φ = 19001256000.

The previous prime is 38154526043. The next prime is 38154526117. The reversal of 38154526064 is 46062545183.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 4746299 + ... + 4754330.

It is an arithmetic number, because the mean of its divisors is an integer number (3710946078).

Almost surely, 2^38154526064 is an apocalyptic number.

It is an amenable number.

38154526064 is a deficient number, since it is larger than the sum of its proper divisors (36064395496).

38154526064 is a wasteful number, since it uses less digits than its factorization.

38154526064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9500888 (or 9500882 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 44.

The spelling of 38154526064 in words is "thirty-eight billion, one hundred fifty-four million, five hundred twenty-six thousand, sixty-four".