43825487385 has 16 divisors (see below), whose sum is σ = 70123425984. Its totient is φ = 23372711232.

The previous prime is 43825487291. The next prime is 43825487411. The reversal of 43825487385 is 58378452834.

43825487385 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 43825487385 - 2⁸ = 43825487129 is a prime.

It is a super-3 number, since 3×43825487385³ (a number of 33 digits) contains 333 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 631414 + ... + 697376.

It is an arithmetic number, because the mean of its divisors is an integer number (4382714124).

Almost surely, 2^43825487385 is an apocalyptic number.

It is an amenable number.

43825487385 is a deficient number, since it is larger than the sum of its proper divisors (26297938599).

43825487385 is a wasteful number, since it uses less digits than its factorization.

43825487385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110264.

The product of its digits is 25804800, while the sum is 57.

The spelling of 43825487385 in words is "forty-three billion, eight hundred twenty-five million, four hundred eighty-seven thousand, three hundred eighty-five".