455005555501 has 4 divisors (see below), whose sum is σ = 520006349152. Its totient is φ = 390004761852.

The previous prime is 455005555439. The next prime is 455005555507. The reversal of 455005555501 is 105555500554.

It is a happy number.

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 455005555501 - 2¹⁹ = 455005031213 is a prime.

It is a super-2 number, since 2×455005555501² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455005555507) 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, 32500396815 + ... + 32500396828.

It is an arithmetic number, because the mean of its divisors is an integer number (130001587288).

Almost surely, 2^455005555501 is an apocalyptic number.

It is an amenable number.

455005555501 is a deficient number, since it is larger than the sum of its proper divisors (65000793651).

455005555501 is an equidigital number, since it uses as much as digits as its factorization.

455005555501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65000793650.

The product of its (nonzero) digits is 312500, while the sum is 40.

The spelling of 455005555501 in words is "four hundred fifty-five billion, five million, five hundred fifty-five thousand, five hundred one".