64106128 has 10 divisors (see below), whose sum is σ = 124205654. Its totient is φ = 32053056.

The previous prime is 64106101. The next prime is 64106131. The reversal of 64106128 is 82160146.

It can be written as a sum of positive squares in only one way, i.e., 37356544 + 26749584 = 6112^2 + 5172^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64106096 and 64106105.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2003301 + ... + 2003332.

Almost surely, 2^64106128 is an apocalyptic number.

It is an amenable number.

64106128 is a deficient number, since it is larger than the sum of its proper divisors (60099526).

64106128 is a wasteful number, since it uses less digits than its factorization.

64106128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4006641 (or 4006635 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 64106128 is about 8006.6302524845. The cubic root of 64106128 is about 400.2209778994.

The spelling of 64106128 in words is "sixty-four million, one hundred six thousand, one hundred twenty-eight".