1004249340906 has 64 divisors (see below), whose sum is σ = 2397707440128. Its totient is φ = 274169161728.

The previous prime is 1004249340877. The next prime is 1004249340947. The reversal of 1004249340906 is 6090439424001.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 396586 + ... + 1471658.

It is an arithmetic number, because the mean of its divisors is an integer number (37464178752).

Almost surely, 2^{1004249340906} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1004249340906, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1198853720064).

1004249340906 is an abundant number, since it is smaller than the sum of its proper divisors (1393458099222).

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

1004249340906 is a wasteful number, since it uses less digits than its factorization.

1004249340906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076075.

The product of its (nonzero) digits is 186624, while the sum is 42.

The spelling of 1004249340906 in words is "one trillion, four billion, two hundred forty-nine million, three hundred forty thousand, nine hundred six".