1601846412 has 12 divisors (see below), whose sum is σ = 3737641656. Its totient is φ = 533948800.

The previous prime is 1601846327. The next prime is 1601846419. The reversal of 1601846412 is 2146481061.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1601846419) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66743589 + ... + 66743612.

It is an arithmetic number, because the mean of its divisors is an integer number (311470138).

Almost surely, 2^1601846412 is an apocalyptic number.

1601846412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1601846412 is an abundant number, since it is smaller than the sum of its proper divisors (2135795244).

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

1601846412 is a wasteful number, since it uses less digits than its factorization.

1601846412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133487208 (or 133487206 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The square root of 1601846412 is about 40023.0734951728. The cubic root of 1601846412 is about 1170.0568341155.

The spelling of 1601846412 in words is "one billion, six hundred one million, eight hundred forty-six thousand, four hundred twelve".