1045420020886 has 8 divisors (see below), whose sum is σ = 1570996815480. Its totient is φ = 521754415728.

The previous prime is 1045420020877. The next prime is 1045420020889. The reversal of 1045420020886 is 6880200245401.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045420020889) 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 3 ways as a sum of consecutive naturals, for example, 477795991 + ... + 477798178.

It is an arithmetic number, because the mean of its divisors is an integer number (196374601935).

Almost surely, 2^{1045420020886} is an apocalyptic number.

1045420020886 is a deficient number, since it is larger than the sum of its proper divisors (525576794594).

1045420020886 is an equidigital number, since it uses as much as digits as its factorization.

1045420020886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 955594718.

The product of its (nonzero) digits is 122880, while the sum is 40.

The spelling of 1045420020886 in words is "one trillion, forty-five billion, four hundred twenty million, twenty thousand, eight hundred eighty-six".