2432161820 has 48 divisors (see below), whose sum is σ = 5707781856. Its totient is φ = 862848000.

The previous prime is 2432161819. The next prime is 2432161843. The reversal of 2432161820 is 281612342.

It is a happy number.

2432161820 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×2432161820² = 11830822237331424800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125801 + ... + 143840.

It is an arithmetic number, because the mean of its divisors is an integer number (118912122).

Almost surely, 2^2432161820 is an apocalyptic number.

2432161820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2432161820 is an abundant number, since it is smaller than the sum of its proper divisors (3275620036).

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

2432161820 is a wasteful number, since it uses less digits than its factorization.

2432161820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269702 (or 269700 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 2432161820 is about 49316.9526633591. The cubic root of 2432161820 is about 1344.8199885307.

The spelling of 2432161820 in words is "two billion, four hundred thirty-two million, one hundred sixty-one thousand, eight hundred twenty".