64225025434 has 8 divisors (see below), whose sum is σ = 99445200768. Its totient is φ = 31076625180.

The previous prime is 64225025401. The next prime is 64225025461. The reversal of 64225025434 is 43452052246.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 64225025393 and 64225025402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 517943692 + ... + 517943815.

It is an arithmetic number, because the mean of its divisors is an integer number (12430650096).

Almost surely, 2^64225025434 is an apocalyptic number.

64225025434 is a deficient number, since it is larger than the sum of its proper divisors (35220175334).

64225025434 is a wasteful number, since it uses less digits than its factorization.

64225025434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035887540.

The product of its (nonzero) digits is 230400, while the sum is 37.

The spelling of 64225025434 in words is "sixty-four billion, two hundred twenty-five million, twenty-five thousand, four hundred thirty-four".