542734101138 has 32 divisors (see below), whose sum is σ = 1086748508160. Its totient is φ = 180698104080.

The previous prime is 542734101131. The next prime is 542734101157. The reversal of 542734101138 is 831101437245.

It is a junction number, because it is equal to n+sod(n) for n = 542734101096 and 542734101105.

It is not an unprimeable number, because it can be changed into a prime (542734101131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20520783 + ... + 20547213.

It is an arithmetic number, because the mean of its divisors is an integer number (33960890880).

Almost surely, 2^542734101138 is an apocalyptic number.

542734101138 is an abundant number, since it is smaller than the sum of its proper divisors (544014407022).

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

542734101138 is a wasteful number, since it uses less digits than its factorization.

542734101138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30342.

The product of its (nonzero) digits is 80640, while the sum is 39.

The spelling of 542734101138 in words is "five hundred forty-two billion, seven hundred thirty-four million, one hundred one thousand, one hundred thirty-eight".