55512555342 has 8 divisors (see below), whose sum is σ = 111025110696. Its totient is φ = 18504185112.

The previous prime is 55512555331. The next prime is 55512555347. The reversal of 55512555342 is 24355521555.

It is a sphenic number, since it is the product of 3 distinct primes.

55512555342 is an admirable number.

It is a super-2 number, since 2×55512555342² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55512555294 and 55512555303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55512555347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4626046273 + ... + 4626046284.

It is an arithmetic number, because the mean of its divisors is an integer number (13878138837).

Almost surely, 2^55512555342 is an apocalyptic number.

55512555342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55512555342 is a wasteful number, since it uses less digits than its factorization.

55512555342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9252092562.

The product of its digits is 750000, while the sum is 42.

The spelling of 55512555342 in words is "fifty-five billion, five hundred twelve million, five hundred fifty-five thousand, three hundred forty-two".