1001403020432 has 40 divisors (see below), whose sum is σ = 2043670044960. Its totient is φ = 474038749440.

The previous prime is 1001403020369. The next prime is 1001403020461. The reversal of 1001403020432 is 2340203041001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 610373 + ... + 1541220.

It is an arithmetic number, because the mean of its divisors is an integer number (51091751124).

Almost surely, 2^{1001403020432} is an apocalyptic number.

It is an amenable number.

1001403020432 is an abundant number, since it is smaller than the sum of its proper divisors (1042267024528).

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

1001403020432 is a wasteful number, since it uses less digits than its factorization.

1001403020432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2153151 (or 2153145 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1001403020432 its reverse (2340203041001), we get a palindrome (3341606061433).

The spelling of 1001403020432 in words is "one trillion, one billion, four hundred three million, twenty thousand, four hundred thirty-two".