342440532055 has 16 divisors (see below), whose sum is σ = 440384163264. Its totient is φ = 254959246080.

The previous prime is 342440532047. The next prime is 342440532067. The reversal of 342440532055 is 550235044243.

It is not a de Polignac number, because 342440532055 - 2³ = 342440532047 is a prime.

It is a super-2 number, since 2×342440532055² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40235526 + ... + 40244035.

It is an arithmetic number, because the mean of its divisors is an integer number (27524010204).

Almost surely, 2^342440532055 is an apocalyptic number.

342440532055 is a deficient number, since it is larger than the sum of its proper divisors (97943631209).

342440532055 is a wasteful number, since it uses less digits than its factorization.

342440532055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80479626.

The product of its (nonzero) digits is 288000, while the sum is 37.

Adding to 342440532055 its reverse (550235044243), we get a palindrome (892675576298).

The spelling of 342440532055 in words is "three hundred forty-two billion, four hundred forty million, five hundred thirty-two thousand, fifty-five".