4150985421 has 32 divisors (see below), whose sum is σ = 6670937088. Its totient is φ = 2264810240.

The previous prime is 4150985417. The next prime is 4150985437. The reversal of 4150985421 is 1245890514.

It is not a de Polignac number, because 4150985421 - 2² = 4150985417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4150985421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4150985411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147951 + ... + 173756.

It is an arithmetic number, because the mean of its divisors is an integer number (208466784).

Almost surely, 2^4150985421 is an apocalyptic number.

It is an amenable number.

4150985421 is a deficient number, since it is larger than the sum of its proper divisors (2519951667).

4150985421 is a wasteful number, since it uses less digits than its factorization.

4150985421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321761.

The product of its (nonzero) digits is 57600, while the sum is 39.

The square root of 4150985421 is about 64428.1415299246. The cubic root of 4150985421 is about 1607.1277597746.

The spelling of 4150985421 in words is "four billion, one hundred fifty million, nine hundred eighty-five thousand, four hundred twenty-one".