52142809104 has 75 divisors (see below), whose sum is σ = 150940213743. Its totient is φ = 17378196192.

The previous prime is 52142809099. The next prime is 52142809171. The reversal of 52142809104 is 40190824125.

The square root of 52142809104 is 228348.

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

52142809104 is a `hidden beast` number, since 521 + 4 + 28 + 0 + 9 + 104 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 8217357 + ... + 8223699.

Almost surely, 2^52142809104 is an apocalyptic number.

52142809104 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

52142809104 is the 228348-th square number.

It is an amenable number.

52142809104 is an abundant number, since it is smaller than the sum of its proper divisors (98797404639).

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

52142809104 is an frugal number, since it uses more digits than its factorization.

52142809104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12706 (or 6348 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

Multiplying 52142809104 by its sum of digits (36), we get a square (1877141127744 = 1370088²).

52142809104 divided by its sum of digits (36) gives a square (1448411364 = 38058²).

The spelling of 52142809104 in words is "fifty-two billion, one hundred forty-two million, eight hundred nine thousand, one hundred four".