42177658384 has 15 divisors (see below), whose sum is σ = 81720804783. Its totient is φ = 21088418448.

The previous prime is 42177658357. The next prime is 42177658441. The reversal of 42177658384 is 48385677124.

The square root of 42177658384 is 205372.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 795817 + ... + 847159.

Almost surely, 2^42177658384 is an apocalyptic number.

42177658384 is the 205372-nd square number.

It is an amenable number.

42177658384 is a deficient number, since it is larger than the sum of its proper divisors (39543146399).

42177658384 is an frugal number, since it uses more digits than its factorization.

42177658384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102694 (or 51345 counting only the distinct ones).

The product of its digits is 9031680, while the sum is 55.

The spelling of 42177658384 in words is "forty-two billion, one hundred seventy-seven million, six hundred fifty-eight thousand, three hundred eighty-four".