455343350551021 has 8 divisors (see below), whose sum is σ = 455409124761888. Its totient is φ = 455277581070000.

The previous prime is 455343350550997. The next prime is 455343350551043. The reversal of 455343350551021 is 120155053343554.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 455343350551021 - 2⁵ = 455343350550989 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 (455343350551321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 193684131 + ... + 196020991.

It is an arithmetic number, because the mean of its divisors is an integer number (56926140595236).

Almost surely, 2^{455343350551021} is an apocalyptic number.

It is an amenable number.

455343350551021 is a deficient number, since it is larger than the sum of its proper divisors (65774210867).

455343350551021 is a wasteful number, since it uses less digits than its factorization.

455343350551021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2364923.

The product of its (nonzero) digits is 2700000, while the sum is 46.

The spelling of 455343350551021 in words is "four hundred fifty-five trillion, three hundred forty-three billion, three hundred fifty million, five hundred fifty-one thousand, twenty-one".