542044012653 has 48 divisors (see below), whose sum is σ = 920013494400. Its totient is φ = 303181660800.

The previous prime is 542044012639. The next prime is 542044012669. The reversal of 542044012653 is 356210440245.

542044012653 is a `hidden beast` number, since 5 + 42 + 0 + 440 + 126 + 53 = 666.

It is not a de Polignac number, because 542044012653 - 2⁸ = 542044012397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542044012753) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6950923 + ... + 7028471.

It is an arithmetic number, because the mean of its divisors is an integer number (19166947800).

Almost surely, 2^542044012653 is an apocalyptic number.

It is an amenable number.

542044012653 is a deficient number, since it is larger than the sum of its proper divisors (377969481747).

542044012653 is a wasteful number, since it uses less digits than its factorization.

542044012653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83010 (or 83007 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 542044012653 its reverse (356210440245), we get a palindrome (898254452898).

The spelling of 542044012653 in words is "five hundred forty-two billion, forty-four million, twelve thousand, six hundred fifty-three".