55134324135420 has 48 divisors (see below), whose sum is σ = 154393260086688. Its totient is φ = 14700852864000.

The previous prime is 55134324135383. The next prime is 55134324135427. The reversal of 55134324135420 is 2453142343155.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55134324135427) 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, 50504569 + ... + 51584688.

It is an arithmetic number, because the mean of its divisors is an integer number (3216526251806).

Almost surely, 2^{55134324135420} is an apocalyptic number.

It is an amenable number.

55134324135420 is an abundant number, since it is smaller than the sum of its proper divisors (99258935951268).

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

55134324135420 is a wasteful number, since it uses less digits than its factorization.

55134324135420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102098270 (or 102098268 counting only the distinct ones).

The product of its (nonzero) digits is 864000, while the sum is 42.

Adding to 55134324135420 its reverse (2453142343155), we get a palindrome (57587466478575).

The spelling of 55134324135420 in words is "fifty-five trillion, one hundred thirty-four billion, three hundred twenty-four million, one hundred thirty-five thousand, four hundred twenty".