542255425215511 has 32 divisors (see below), whose sum is σ = 680704918732800. Its totient is φ = 421179892547040.

The previous prime is 542255425215421. The next prime is 542255425215523. The reversal of 542255425215511 is 115512524552245.

It is a cyclic number.

It is not a de Polignac number, because 542255425215511 - 2¹⁵ = 542255425182743 is a prime.

It is a super-2 number, since 2×542255425215511² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542255425213511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 463254700 + ... + 464423758.

It is an arithmetic number, because the mean of its divisors is an integer number (21272028710400).

Almost surely, 2^{542255425215511} is an apocalyptic number.

542255425215511 is a deficient number, since it is larger than the sum of its proper divisors (138449493517289).

542255425215511 is a wasteful number, since it uses less digits than its factorization.

542255425215511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320739.

The product of its digits is 4000000, while the sum is 49.

Adding to 542255425215511 its reverse (115512524552245), we get a palindrome (657767949767756).

The spelling of 542255425215511 in words is "five hundred forty-two trillion, two hundred fifty-five billion, four hundred twenty-five million, two hundred fifteen thousand, five hundred eleven".