4150421551 has 4 divisors (see below), whose sum is σ = 4151377192. Its totient is φ = 4149465912.

The previous prime is 4150421549. The next prime is 4150421563. The reversal of 4150421551 is 1551240514.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4150421551 - 2¹ = 4150421549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4150421581) 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, 471276 + ... + 480001.

It is an arithmetic number, because the mean of its divisors is an integer number (1037844298).

Almost surely, 2^4150421551 is an apocalyptic number.

4150421551 is a deficient number, since it is larger than the sum of its proper divisors (955641).

4150421551 is an equidigital number, since it uses as much as digits as its factorization.

4150421551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 955640.

The product of its (nonzero) digits is 4000, while the sum is 28.

The square root of 4150421551 is about 64423.7654208445. The cubic root of 4150421551 is about 1607.0549857163.

The spelling of 4150421551 in words is "four billion, one hundred fifty million, four hundred twenty-one thousand, five hundred fifty-one".