1455561222063 has 8 divisors (see below), whose sum is σ = 2090036626608. Its totient is φ = 895729982784.

The previous prime is 1455561221981. The next prime is 1455561222067. The reversal of 1455561222063 is 3602221655541.

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

It is not a de Polignac number, because 1455561222063 - 2¹⁰ = 1455561221039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1455561222067) 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, 18661041270 + ... + 18661041347.

It is an arithmetic number, because the mean of its divisors is an integer number (261254578326).

Almost surely, 2^{1455561222063} is an apocalyptic number.

1455561222063 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1455561222063 is a deficient number, since it is larger than the sum of its proper divisors (634475404545).

1455561222063 is a wasteful number, since it uses less digits than its factorization.

1455561222063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37322082633.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 1455561222063 in words is "one trillion, four hundred fifty-five billion, five hundred sixty-one million, two hundred twenty-two thousand, sixty-three".