1002160040 has 64 divisors (see below), whose sum is σ = 2625644160. Its totient is φ = 337109760.

The previous prime is 1002160039. The next prime is 1002160043. The reversal of 1002160040 is 400612001.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 1002159997 and 1002160024.

It is not an unprimeable number, because it can be changed into a prime (1002160043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18926 + ... + 48605.

It is an arithmetic number, because the mean of its divisors is an integer number (41025690).

Almost surely, 2^1002160040 is an apocalyptic number.

1002160040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002160040 is an abundant number, since it is smaller than the sum of its proper divisors (1623484120).

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

1002160040 is a wasteful number, since it uses less digits than its factorization.

1002160040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67602 (or 67598 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1002160040 is about 31656.9114096748. The cubic root of 1002160040 is about 1000.7194955354.

Adding to 1002160040 its reverse (400612001), we get a palindrome (1402772041).

The spelling of 1002160040 in words is "one billion, two million, one hundred sixty thousand, forty".