1601001010 has 96 divisors (see below), whose sum is σ = 3600816768. Its totient is φ = 509160960.

The previous prime is 1601001001. The next prime is 1601001013. The reversal of 1601001010 is 101001061.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1601001013) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 590077 + ... + 592783.

It is an arithmetic number, because the mean of its divisors is an integer number (37508508).

Almost surely, 2^1601001010 is an apocalyptic number.

1601001010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1601001010 is an abundant number, since it is smaller than the sum of its proper divisors (1999815758).

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

1601001010 is a wasteful number, since it uses less digits than its factorization.

1601001010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2816 (or 2809 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 1601001010 is about 40012.5106685397. The cubic root of 1601001010 is about 1169.8509586857.

Adding to 1601001010 its reverse (101001061), we get a palindrome (1702002071).

The spelling of 1601001010 in words is "one billion, six hundred one million, one thousand, ten".