455061221083381 has 4 divisors (see below), whose sum is σ = 496430423000064. Its totient is φ = 413692019166700.

The previous prime is 455061221083349. The next prime is 455061221083439. The reversal of 455061221083381 is 183380122160554.

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 455061221083381 - 2⁵ = 455061221083349 is a prime.

It is a super-2 number, since 2×455061221083381² (a number of 30 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 (455061221083981) 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, 20684600958325 + ... + 20684600958346.

It is an arithmetic number, because the mean of its divisors is an integer number (124107605750016).

Almost surely, 2^{455061221083381} is an apocalyptic number.

It is an amenable number.

455061221083381 is a deficient number, since it is larger than the sum of its proper divisors (41369201916683).

455061221083381 is a wasteful number, since it uses less digits than its factorization.

455061221083381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41369201916682.

The product of its (nonzero) digits is 1382400, while the sum is 49.

The spelling of 455061221083381 in words is "four hundred fifty-five trillion, sixty-one billion, two hundred twenty-one million, eighty-three thousand, three hundred eighty-one".