542364660 has 60 divisors (see below), whose sum is σ = 1701423108. Its totient is φ = 144630144.

The previous prime is 542364653. The next prime is 542364661. The reversal of 542364660 is 66463245.

542364660 is a `hidden beast` number, since 5 + 4 + 2 + 3 + 646 + 6 + 0 = 666.

542364660 is digitally balanced in base 2 and base 6, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 176943204 + 365421456 = 13302^2 + 19116^2 .

It is a tau number, because it is divible by the number of its divisors (60).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542364661) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 165777 + ... + 169016.

Almost surely, 2^542364660 is an apocalyptic number.

It is an amenable number.

542364660 is an abundant number, since it is smaller than the sum of its proper divisors (1159058448).

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

542364660 is a wasteful number, since it uses less digits than its factorization.

542364660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334814 (or 334803 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The square root of 542364660 is about 23288.7238808828. The cubic root of 542364660 is about 815.5121976382.

The spelling of 542364660 in words is "five hundred forty-two million, three hundred sixty-four thousand, six hundred sixty".