55534351230311 has 12 divisors (see below), whose sum is σ = 60040584327024. Its totient is φ = 51328283536800.

The previous prime is 55534351230283. The next prime is 55534351230313. The reversal of 55534351230311 is 11303215343555.

It is a de Polignac number, because none of the positive numbers 2^k-55534351230311 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55534351230313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1876018955 + ... + 1876048556.

It is an arithmetic number, because the mean of its divisors is an integer number (5003382027252).

Almost surely, 2^{55534351230311} is an apocalyptic number.

55534351230311 is a deficient number, since it is larger than the sum of its proper divisors (4506233096713).

55534351230311 is a wasteful number, since it uses less digits than its factorization.

55534351230311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3752067590 (or 3752067571 counting only the distinct ones).

The product of its (nonzero) digits is 405000, while the sum is 41.

Adding to 55534351230311 its reverse (11303215343555), we get a palindrome (66837566573866).

The spelling of 55534351230311 in words is "fifty-five trillion, five hundred thirty-four billion, three hundred fifty-one million, two hundred thirty thousand, three hundred eleven".