66300215135135 has 8 divisors (see below), whose sum is σ = 81710535410016. Its totient is φ = 51606653942880.

The previous prime is 66300215135113. The next prime is 66300215135201. The reversal of 66300215135135 is 53153151200366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-66300215135135 is a prime.

It is a super-2 number, since 2×66300215135135² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 66300215135092 and 66300215135101.

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, 179189770451 + ... + 179189770820.

It is an arithmetic number, because the mean of its divisors is an integer number (10213816926252).

Almost surely, 2^{66300215135135} is an apocalyptic number.

66300215135135 is a deficient number, since it is larger than the sum of its proper divisors (15410320274881).

66300215135135 is a wasteful number, since it uses less digits than its factorization.

66300215135135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358379541313.

The product of its (nonzero) digits is 243000, while the sum is 41.

The spelling of 66300215135135 in words is "sixty-six trillion, three hundred billion, two hundred fifteen million, one hundred thirty-five thousand, one hundred thirty-five".