64860108053662 has 16 divisors (see below), whose sum is σ = 99152917069680. Its totient is φ = 31809470160832.

The previous prime is 64860108053579. The next prime is 64860108053669. The reversal of 64860108053662 is 26635080106846.

It is a super-2 number, since 2×64860108053662² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64860108053669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83226223 + ... + 84001930.

It is an arithmetic number, because the mean of its divisors is an integer number (6197057316855).

Almost surely, 2^{64860108053662} is an apocalyptic number.

64860108053662 is a deficient number, since it is larger than the sum of its proper divisors (34292809016018).

64860108053662 is a wasteful number, since it uses less digits than its factorization.

64860108053662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167231867.

The product of its (nonzero) digits is 9953280, while the sum is 55.

The spelling of 64860108053662 in words is "sixty-four trillion, eight hundred sixty billion, one hundred eight million, fifty-three thousand, six hundred sixty-two".