542236463492 has 6 divisors (see below), whose sum is σ = 948913811118. Its totient is φ = 271118231744.

The previous prime is 542236463441. The next prime is 542236463501. The reversal of 542236463492 is 294364632245.

It can be written as a sum of positive squares in only one way, i.e., 542234885956 + 1577536 = 736366^2 + 1256^2 .

It is a super-2 number, since 2×542236463492² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 542236463492.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67779557933 + ... + 67779557940.

It is an arithmetic number, because the mean of its divisors is an integer number (158152301853).

Almost surely, 2^542236463492 is an apocalyptic number.

It is an amenable number.

542236463492 is a deficient number, since it is larger than the sum of its proper divisors (406677347626).

542236463492 is a wasteful number, since it uses less digits than its factorization.

542236463492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135559115877 (or 135559115875 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 50.

The spelling of 542236463492 in words is "five hundred forty-two billion, two hundred thirty-six million, four hundred sixty-three thousand, four hundred ninety-two".