1601150000 has 120 divisors (see below), whose sum is σ = 4006493568. Its totient is φ = 619200000.

The previous prime is 1601149993. The next prime is 1601150003. The reversal of 1601150000 is 511061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1601150003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1549484 + ... + 1550516.

Almost surely, 2^1601150000 is an apocalyptic number.

1601150000 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 1601150000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2003246784).

1601150000 is an abundant number, since it is smaller than the sum of its proper divisors (2405343568).

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

1601150000 is an equidigital number, since it uses as much as digits as its factorization.

1601150000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097 (or 1071 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 14.

The square root of 1601150000 is about 40014.3724179200. The cubic root of 1601150000 is about 1169.8872465429.

Adding to 1601150000 its reverse (511061), we get a palindrome (1601661061).

The spelling of 1601150000 in words is "one billion, six hundred one million, one hundred fifty thousand".