1021477141664 has 24 divisors (see below), whose sum is σ = 2298323569248. Its totient is φ = 437775917760.

The previous prime is 1021477141631. The next prime is 1021477141673. The reversal of 1021477141664 is 4661417741201.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2280082682 + ... + 2280083129.

It is an arithmetic number, because the mean of its divisors is an integer number (95763482052).

Almost surely, 2^{1021477141664} is an apocalyptic number.

1021477141664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1021477141664 is an abundant number, since it is smaller than the sum of its proper divisors (1276846427584).

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

1021477141664 is an equidigital number, since it uses as much as digits as its factorization.

1021477141664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4560165828 (or 4560165820 counting only the distinct ones).

The product of its (nonzero) digits is 225792, while the sum is 44.

The spelling of 1021477141664 in words is "one trillion, twenty-one billion, four hundred seventy-seven million, one hundred forty-one thousand, six hundred sixty-four".