64734895105310 has 16 divisors (see below), whose sum is σ = 119002019939136. Its totient is φ = 25343022764448.

The previous prime is 64734895105303. The next prime is 64734895105369. The reversal of 64734895105310 is 1350159843746.

It is a super-2 number, since 2×64734895105310² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68866909217 + ... + 68866910156.

It is an arithmetic number, because the mean of its divisors is an integer number (7437626246196).

Almost surely, 2^{64734895105310} is an apocalyptic number.

64734895105310 is a deficient number, since it is larger than the sum of its proper divisors (54267124833826).

64734895105310 is a wasteful number, since it uses less digits than its factorization.

64734895105310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137733819427.

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 64734895105310 in words is "sixty-four trillion, seven hundred thirty-four billion, eight hundred ninety-five million, one hundred five thousand, three hundred ten".