1040516620 has 96 divisors (see below), whose sum is σ = 2718225216. Its totient is φ = 328704000.

The previous prime is 1040516611. The next prime is 1040516651. The reversal of 1040516620 is 266150401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37920 + ... + 59320.

It is an arithmetic number, because the mean of its divisors is an integer number (28314846).

Almost surely, 2^1040516620 is an apocalyptic number.

1040516620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1040516620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1359112608).

1040516620 is an abundant number, since it is smaller than the sum of its proper divisors (1677708596).

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

1040516620 is a wasteful number, since it uses less digits than its factorization.

1040516620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21451 (or 21449 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1040516620 is about 32257.0398517905. The cubic root of 1040516620 is about 1013.3271383605.

The spelling of 1040516620 in words is "one billion, forty million, five hundred sixteen thousand, six hundred twenty".