542537667553 has 8 divisors (see below), whose sum is σ = 632696988800. Its totient is φ = 465032286180.

The previous prime is 542537667527. The next prime is 542537667571. The reversal of 542537667553 is 355766735245.

It is not a de Polignac number, because 542537667553 - 2⁹ = 542537667041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542537667583) 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, 790870893 + ... + 790871578.

It is an arithmetic number, because the mean of its divisors is an integer number (79087123600).

Almost surely, 2^542537667553 is an apocalyptic number.

It is an amenable number.

542537667553 is a deficient number, since it is larger than the sum of its proper divisors (90159321247).

542537667553 is an equidigital number, since it uses as much as digits as its factorization.

542537667553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1581742492 (or 1581742478 counting only the distinct ones).

The product of its digits is 79380000, while the sum is 58.

The spelling of 542537667553 in words is "five hundred forty-two billion, five hundred thirty-seven million, six hundred sixty-seven thousand, five hundred fifty-three".