542432425551 has 16 divisors (see below), whose sum is σ = 775672986240. Its totient is φ = 336124956960.

The previous prime is 542432425543. The next prime is 542432425559. The reversal of 542432425551 is 155524234245.

It is an interprime number because it is at equal distance from previous prime (542432425543) and next prime (542432425559).

It is not a de Polignac number, because 542432425551 - 2³ = 542432425543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542432425559) 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, 89773945 + ... + 89779986.

It is an arithmetic number, because the mean of its divisors is an integer number (48479561640).

Almost surely, 2^542432425551 is an apocalyptic number.

542432425551 is a deficient number, since it is larger than the sum of its proper divisors (233240560689).

542432425551 is a wasteful number, since it uses less digits than its factorization.

542432425551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179554006.

The product of its digits is 960000, while the sum is 42.

Adding to 542432425551 its reverse (155524234245), we get a palindrome (697956659796).

The spelling of 542432425551 in words is "five hundred forty-two billion, four hundred thirty-two million, four hundred twenty-five thousand, five hundred fifty-one".