4050660021 has 8 divisors (see below), whose sum is σ = 5439735840. Its totient is φ = 2681012112.

The previous prime is 4050659971. The next prime is 4050660041. The reversal of 4050660021 is 1200660504.

4050660021 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4050660021 - 2¹⁵ = 4050627253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4050659973 and 4050660000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4050660041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4856490 + ... + 4857323.

It is an arithmetic number, because the mean of its divisors is an integer number (679966980).

Almost surely, 2^4050660021 is an apocalyptic number.

It is an amenable number.

4050660021 is a deficient number, since it is larger than the sum of its proper divisors (1389075819).

4050660021 is a wasteful number, since it uses less digits than its factorization.

4050660021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9713955.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 4050660021 is about 63644.7957102543. The cubic root of 4050660021 is about 1594.0744388201.

The spelling of 4050660021 in words is "four billion, fifty million, six hundred sixty thousand, twenty-one".