542450655 has 64 divisors (see below), whose sum is σ = 1006387200. Its totient is φ = 276877440.

The previous prime is 542450651. The next prime is 542450677. The reversal of 542450655 is 556054245.

542450655 is a `hidden beast` number, since 542 + 4 + 50 + 65 + 5 = 666.

542450655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 542450655 - 2² = 542450651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542450651) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 496660 + ... + 497750.

It is an arithmetic number, because the mean of its divisors is an integer number (15724800).

Almost surely, 2^542450655 is an apocalyptic number.

542450655 is a deficient number, since it is larger than the sum of its proper divisors (463936545).

542450655 is a wasteful number, since it uses less digits than its factorization.

542450655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261 (or 1255 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The square root of 542450655 is about 23290.5700874839. The cubic root of 542450655 is about 815.5552967253. Note that the first 3 decimals are identical.

The spelling of 542450655 in words is "five hundred forty-two million, four hundred fifty thousand, six hundred fifty-five".