1002406605204 has 48 divisors (see below), whose sum is σ = 2353008752640. Its totient is φ = 332132953440.

The previous prime is 1002406605197. The next prime is 1002406605253. The reversal of 1002406605204 is 4025066042001.

It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 965697 + ... + 1713879.

It is an arithmetic number, because the mean of its divisors is an integer number (49021015680).

Almost surely, 2^{1002406605204} is an apocalyptic number.

It is an amenable number.

1002406605204 is an abundant number, since it is smaller than the sum of its proper divisors (1350602147436).

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

1002406605204 is a wasteful number, since it uses less digits than its factorization.

1002406605204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 748860 (or 748858 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 1002406605204 in words is "one trillion, two billion, four hundred six million, six hundred five thousand, two hundred four".