55353163501 has 4 divisors (see below), whose sum is σ = 56530890432. Its totient is φ = 54175436572.

The previous prime is 55353163499. The next prime is 55353163513. The reversal of 55353163501 is 10536135355.

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 55353163501 - 2¹ = 55353163499 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 (55353167501) 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, 588863395 + ... + 588863488.

It is an arithmetic number, because the mean of its divisors is an integer number (14132722608).

Almost surely, 2^55353163501 is an apocalyptic number.

It is an amenable number.

55353163501 is a deficient number, since it is larger than the sum of its proper divisors (1177726931).

55353163501 is a wasteful number, since it uses less digits than its factorization.

55353163501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1177726930.

The product of its (nonzero) digits is 101250, while the sum is 37.

Adding to 55353163501 its reverse (10536135355), we get a palindrome (65889298856).

The spelling of 55353163501 in words is "fifty-five billion, three hundred fifty-three million, one hundred sixty-three thousand, five hundred one".