55430617131132 has 12 divisors (see below), whose sum is σ = 129338106639336. Its totient is φ = 18476872377040.

The previous prime is 55430617131121. The next prime is 55430617131143. The reversal of 55430617131132 is 23113171603455.

It is an interprime number because it is at equal distance from previous prime (55430617131121) and next prime (55430617131143).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2309609047119 + ... + 2309609047142.

It is an arithmetic number, because the mean of its divisors is an integer number (10778175553278).

Almost surely, 2^{55430617131132} is an apocalyptic number.

It is an amenable number.

55430617131132 is an abundant number, since it is smaller than the sum of its proper divisors (73907489508204).

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

55430617131132 is a wasteful number, since it uses less digits than its factorization.

55430617131132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4619218094268 (or 4619218094266 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 42.

Adding to 55430617131132 its reverse (23113171603455), we get a palindrome (78543788734587).

The spelling of 55430617131132 in words is "fifty-five trillion, four hundred thirty billion, six hundred seventeen million, one hundred thirty-one thousand, one hundred thirty-two".