542242564652 has 24 divisors (see below), whose sum is σ = 958409094720. Its totient is φ = 268415441280.

The previous prime is 542242564651. The next prime is 542242564697. The reversal of 542242564652 is 256465242245.

It is a super-2 number, since 2×542242564652² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 542242564597 and 542242564606.

It is not an unprimeable number, because it can be changed into a prime (542242564651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31568 + ... + 1041864.

It is an arithmetic number, because the mean of its divisors is an integer number (39933712280).

Almost surely, 2^542242564652 is an apocalyptic number.

It is an amenable number.

542242564652 is a deficient number, since it is larger than the sum of its proper divisors (416166530068).

542242564652 is a wasteful number, since it uses less digits than its factorization.

542242564652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1011641 (or 1011639 counting only the distinct ones).

The product of its digits is 4608000, while the sum is 47.

The spelling of 542242564652 in words is "five hundred forty-two billion, two hundred forty-two million, five hundred sixty-four thousand, six hundred fifty-two".