64225025425 has 12 divisors (see below), whose sum is σ = 86878943856. Its totient is φ = 46709109200.

The previous prime is 64225025401. The next prime is 64225025461. The reversal of 64225025425 is 52452052246.

64225025425 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 64225025425 - 2⁵ = 64225025393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116772499 + ... + 116773048.

It is an arithmetic number, because the mean of its divisors is an integer number (7239911988).

Almost surely, 2^64225025425 is an apocalyptic number.

It is an amenable number.

64225025425 is a deficient number, since it is larger than the sum of its proper divisors (22653918431).

64225025425 is a wasteful number, since it uses less digits than its factorization.

64225025425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233545568 (or 233545563 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 37.

The spelling of 64225025425 in words is "sixty-four billion, two hundred twenty-five million, twenty-five thousand, four hundred twenty-five".