2146064025 has 72 divisors (see below), whose sum is σ = 4228416864. Its totient is φ = 957062400.

The previous prime is 2146064023. The next prime is 2146064029. The reversal of 2146064025 is 5204606412.

It is not a de Polignac number, because 2146064025 - 2¹ = 2146064023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2146063983 and 2146064001.

It is not an unprimeable number, because it can be changed into a prime (2146064023) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 143554 + ... + 157796.

It is an arithmetic number, because the mean of its divisors is an integer number (58728012).

Almost surely, 2^2146064025 is an apocalyptic number.

2146064025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2146064025 is a deficient number, since it is larger than the sum of its proper divisors (2082352839).

2146064025 is a wasteful number, since it uses less digits than its factorization.

2146064025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14311 (or 14299 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 2146064025 is about 46325.6303249076. The cubic root of 2146064025 is about 1289.8748000600.

The spelling of 2146064025 in words is "two billion, one hundred forty-six million, sixty-four thousand, twenty-five".