1610540000 has 60 divisors (see below), whose sum is σ = 3962219184. Its totient is φ = 644208000.

The previous prime is 1610539981. The next prime is 1610540003. The reversal of 1610540000 is 450161.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1610540003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 20264 + ... + 60263.

Almost surely, 2^1610540000 is an apocalyptic number.

1610540000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1610540000 is an abundant number, since it is smaller than the sum of its proper divisors (2351679184).

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

1610540000 is an frugal number, since it uses more digits than its factorization.

1610540000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80557 (or 80534 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 1610540000 is about 40131.5337359538. The cubic root of 1610540000 is about 1172.1697386047.

Adding to 1610540000 its reverse (450161), we get a palindrome (1610990161).

The spelling of 1610540000 in words is "one billion, six hundred ten million, five hundred forty thousand".