6146906421 has 16 divisors (see below), whose sum is σ = 8378892288. Its totient is φ = 4006609200.

The previous prime is 6146906407. The next prime is 6146906453. The reversal of 6146906421 is 1246096416.

It is not a de Polignac number, because 6146906421 - 2⁹ = 6146905909 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6146906421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6146906471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 117736 + ... + 161726.

It is an arithmetic number, because the mean of its divisors is an integer number (523680768).

Almost surely, 2^6146906421 is an apocalyptic number.

It is an amenable number.

6146906421 is a deficient number, since it is larger than the sum of its proper divisors (2231985867).

6146906421 is a wasteful number, since it uses less digits than its factorization.

6146906421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45032.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 6146906421 is about 78402.2092864736. The cubic root of 6146906421 is about 1831.8315465085.

The spelling of 6146906421 in words is "six billion, one hundred forty-six million, nine hundred six thousand, four hundred twenty-one".