38557043652064 has 48 divisors (see below), whose sum is σ = 86760011223648. Its totient is φ = 16523178135552.

The previous prime is 38557043652053. The next prime is 38557043652119. The reversal of 38557043652064 is 46025634075583.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3684217 + ... + 9523000.

It is an arithmetic number, because the mean of its divisors is an integer number (1807500233826).

Almost surely, 2^{38557043652064} is an apocalyptic number.

It is an amenable number.

38557043652064 is an abundant number, since it is smaller than the sum of its proper divisors (48202967571584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

38557043652064 is a wasteful number, since it uses less digits than its factorization.

38557043652064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13220267 (or 13220259 counting only the distinct ones).

The product of its (nonzero) digits is 72576000, while the sum is 58.

The spelling of 38557043652064 in words is "thirty-eight trillion, five hundred fifty-seven billion, forty-three million, six hundred fifty-two thousand, sixty-four".