1020434443004 has 12 divisors (see below), whose sum is σ = 1785843395784. Its totient is φ = 510193472784.

The previous prime is 1020434442977. The next prime is 1020434443051. The reversal of 1020434443004 is 4003444340201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5840327 + ... + 6012510.

It is an arithmetic number, because the mean of its divisors is an integer number (148820282982).

Almost surely, 2^{1020434443004} is an apocalyptic number.

It is an amenable number.

1020434443004 is a deficient number, since it is larger than the sum of its proper divisors (765408952780).

1020434443004 is a wasteful number, since it uses less digits than its factorization.

1020434443004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11874364 (or 11874362 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 1020434443004 its reverse (4003444340201), we get a palindrome (5023878783205).

The spelling of 1020434443004 in words is "one trillion, twenty billion, four hundred thirty-four million, four hundred forty-three thousand, four".