64601456106 has 32 divisors (see below), whose sum is σ = 143337600000. Its totient is φ = 19244397680.

The previous prime is 64601456099. The next prime is 64601456159. The reversal of 64601456106 is 60165410646.

It is a happy 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, 8291106 + ... + 8298893.

It is an arithmetic number, because the mean of its divisors is an integer number (4479300000).

Almost surely, 2^64601456106 is an apocalyptic number.

64601456106 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

64601456106 is an abundant number, since it is smaller than the sum of its proper divisors (78736143894).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64601456106 is a wasteful number, since it uses less digits than its factorization.

64601456106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16590074.

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 64601456106 in words is "sixty-four billion, six hundred one million, four hundred fifty-six thousand, one hundred six".