542275649890 has 64 divisors (see below), whose sum is σ = 1069318454400. Its totient is φ = 196772050944.

The previous prime is 542275649879. The next prime is 542275649891. The reversal of 542275649890 is 98946572245.

It is a super-3 number, since 3×542275649890³ (a number of 36 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (542275649891) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31660869 + ... + 31677991.

It is an arithmetic number, because the mean of its divisors is an integer number (16708100850).

Almost surely, 2^542275649890 is an apocalyptic number.

542275649890 is a deficient number, since it is larger than the sum of its proper divisors (527042804510).

542275649890 is a wasteful number, since it uses less digits than its factorization.

542275649890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21331.

The product of its (nonzero) digits is 43545600, while the sum is 61.

The spelling of 542275649890 in words is "five hundred forty-two billion, two hundred seventy-five million, six hundred forty-nine thousand, eight hundred ninety".