55557811367 has 4 divisors (see below), whose sum is σ = 58825917936. Its totient is φ = 52289704800.

The previous prime is 55557811349. The next prime is 55557811369. The reversal of 55557811367 is 76311875555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55557811367 - 2¹⁴ = 55557794983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55557811369) 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, 1634053259 + ... + 1634053292.

It is an arithmetic number, because the mean of its divisors is an integer number (14706479484).

Almost surely, 2^55557811367 is an apocalyptic number.

55557811367 is a deficient number, since it is larger than the sum of its proper divisors (3268106569).

55557811367 is a wasteful number, since it uses less digits than its factorization.

55557811367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3268106568.

The product of its digits is 4410000, while the sum is 53.

The spelling of 55557811367 in words is "fifty-five billion, five hundred fifty-seven million, eight hundred eleven thousand, three hundred sixty-seven".