542161560 has 64 divisors (see below), whose sum is σ = 1628074080. Its totient is φ = 144435200.

The previous prime is 542161559. The next prime is 542161597. The reversal of 542161560 is 65161245.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 192160 + ... + 194960.

Almost surely, 2^542161560 is an apocalyptic number.

It is an amenable number.

542161560 is an abundant number, since it is smaller than the sum of its proper divisors (1085912520).

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

542161560 is a wasteful number, since it uses less digits than its factorization.

542161560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4428 (or 4424 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 542161560 is about 23284.3629932193. The cubic root of 542161560 is about 815.4103896244.

The spelling of 542161560 in words is "five hundred forty-two million, one hundred sixty-one thousand, five hundred sixty".