55331058417 has 4 divisors (see below), whose sum is σ = 73774744560. Its totient is φ = 36887372276.

The previous prime is 55331058413. The next prime is 55331058469. The reversal of 55331058417 is 71485013355.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55331058417 - 2² = 55331058413 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55331058413) 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, 9221843067 + ... + 9221843072.

It is an arithmetic number, because the mean of its divisors is an integer number (18443686140).

Almost surely, 2^55331058417 is an apocalyptic number.

It is an amenable number.

55331058417 is a deficient number, since it is larger than the sum of its proper divisors (18443686143).

55331058417 is a wasteful number, since it uses less digits than its factorization.

55331058417 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18443686142.

The product of its (nonzero) digits is 252000, while the sum is 42.

The spelling of 55331058417 in words is "fifty-five billion, three hundred thirty-one million, fifty-eight thousand, four hundred seventeen".