1020002432004 has 48 divisors (see below), whose sum is σ = 2644592016640. Its totient is φ = 339982647840.

The previous prime is 1020002431997. The next prime is 1020002432041. The reversal of 1020002432004 is 4002342000201.

It is a super-2 number, since 2×1020002432004² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1860342 + ... + 2345394.

Almost surely, 2^{1020002432004} is an apocalyptic number.

It is an amenable number.

1020002432004 is an abundant number, since it is smaller than the sum of its proper divisors (1624589584636).

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

1020002432004 is a wasteful number, since it uses less digits than its factorization.

1020002432004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504537 (or 504529 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 1020002432004 its reverse (4002342000201), we get a palindrome (5022344432205).

The spelling of 1020002432004 in words is "one trillion, twenty billion, two million, four hundred thirty-two thousand, four".