542450650 has 96 divisors (see below), whose sum is σ = 1187923968. Its totient is φ = 180465600.

The previous prime is 542450647. The next prime is 542450651. The reversal of 542450650 is 56054245.

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

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2062419 + ... + 2062681.

It is an arithmetic number, because the mean of its divisors is an integer number (12374208).

Almost surely, 2^542450650 is an apocalyptic number.

542450650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

542450650 is an abundant number, since it is smaller than the sum of its proper divisors (645473318).

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

542450650 is a wasteful number, since it uses less digits than its factorization.

542450650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 542450650 is about 23290.5699801443. The cubic root of 542450650 is about 815.5552942195. Note that the first 3 decimals are identical.

The spelling of 542450650 in words is "five hundred forty-two million, four hundred fifty thousand, six hundred fifty".