1455404022000 has 120 divisors (see below), whose sum is σ = 5083241177040. Its totient is φ = 388107734400.

The previous prime is 1455404021909. The next prime is 1455404022001. The reversal of 1455404022000 is 2204045541.

1455404022000 is a `hidden beast` number, since 1 + 4 + 5 + 54 + 0 + 402 + 200 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1455404022001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40409890 + ... + 40445889.

It is an arithmetic number, because the mean of its divisors is an integer number (42360343142).

Almost surely, 2^{1455404022000} is an apocalyptic number.

1455404022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1455404022000 is an abundant number, since it is smaller than the sum of its proper divisors (3627837155040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1455404022000 is a wasteful number, since it uses less digits than its factorization.

1455404022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80855808 (or 80855789 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

Adding to 1455404022000 its reverse (2204045541), we get a palindrome (1457608067541).

The spelling of 1455404022000 in words is "one trillion, four hundred fifty-five billion, four hundred four million, twenty-two thousand".