64965406102 has 32 divisors (see below), whose sum is σ = 103450867200. Its totient is φ = 30531270528.

The previous prime is 64965406061. The next prime is 64965406111. The reversal of 64965406102 is 20160456946.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 12261918 + ... + 12267214.

It is an arithmetic number, because the mean of its divisors is an integer number (3232839600).

Almost surely, 2^64965406102 is an apocalyptic number.

64965406102 is a deficient number, since it is larger than the sum of its proper divisors (38485461098).

64965406102 is a wasteful number, since it uses less digits than its factorization.

64965406102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9900.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 64965406102 in words is "sixty-four billion, nine hundred sixty-five million, four hundred six thousand, one hundred two".