2064571136425 has 18 divisors (see below), whose sum is σ = 2978038530798. Its totient is φ = 1415705921280.

The previous prime is 2064571136417. The next prime is 2064571136513. The reversal of 2064571136425 is 5246311754602.

It can be written as a sum of positive squares in 3 ways, for example, as 293790016576 + 1770781119849 = 542024^2 + 1330707^2 .

It is not a de Polignac number, because 2064571136425 - 2³ = 2064571136417 is a prime.

It is a super-3 number, since 3×2064571136425³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 842680872 + ... + 842683321.

Almost surely, 2^{2064571136425} is an apocalyptic number.

2064571136425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2064571136425 is a deficient number, since it is larger than the sum of its proper divisors (913467394373).

2064571136425 is a wasteful number, since it uses less digits than its factorization.

2064571136425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1685364217 (or 1685364205 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 2064571136425 in words is "two trillion, sixty-four billion, five hundred seventy-one million, one hundred thirty-six thousand, four hundred twenty-five".