55321412355 has 72 divisors (see below), whose sum is σ = 105467478480. Its totient is φ = 26805398400.

The previous prime is 55321412351. The next prime is 55321412357.

55321412355 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55321412355 - 2² = 55321412351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55321412351) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 14476345 + ... + 14480165.

It is an arithmetic number, because the mean of its divisors is an integer number (1464826090).

Almost surely, 2^55321412355 is an apocalyptic number.

55321412355 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55321412355 is a deficient number, since it is larger than the sum of its proper divisors (50146066125).

55321412355 is a wasteful number, since it uses less digits than its factorization.

55321412355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6513 (or 6499 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The spelling of 55321412355 in words is "fifty-five billion, three hundred twenty-one million, four hundred twelve thousand, three hundred fifty-five".