6432020090 has 16 divisors (see below), whose sum is σ = 11666017440. Its totient is φ = 2553167760.

The previous prime is 6432020083. The next prime is 6432020129. The reversal of 6432020090 is 900202346.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2453660 + ... + 2456279.

It is an arithmetic number, because the mean of its divisors is an integer number (729126090).

Almost surely, 2^6432020090 is an apocalyptic number.

6432020090 is a deficient number, since it is larger than the sum of its proper divisors (5233997350).

6432020090 is a wasteful number, since it uses less digits than its factorization.

6432020090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4910077.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 6432020090 is about 80199.8758727219. The cubic root of 6432020090 is about 1859.7267192058.

The spelling of 6432020090 in words is "six billion, four hundred thirty-two million, twenty thousand, ninety".