66130422320553 has 16 divisors (see below), whose sum is σ = 93715740718080. Its totient is φ = 41361081713424.

The previous prime is 66130422320537. The next prime is 66130422320569. The reversal of 66130422320553 is 35502322403166.

It is an interprime number because it is at equal distance from previous prime (66130422320537) and next prime (66130422320569).

It is not a de Polignac number, because 66130422320553 - 2⁴ = 66130422320537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (66130427320553) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5631949701 + ... + 5631961442.

It is an arithmetic number, because the mean of its divisors is an integer number (5857233794880).

Almost surely, 2^{66130422320553} is an apocalyptic number.

It is an amenable number.

66130422320553 is a deficient number, since it is larger than the sum of its proper divisors (27585318397527).

66130422320553 is a wasteful number, since it uses less digits than its factorization.

66130422320553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11263911268.

The product of its (nonzero) digits is 777600, while the sum is 42.

The spelling of 66130422320553 in words is "sixty-six trillion, one hundred thirty billion, four hundred twenty-two million, three hundred twenty thousand, five hundred fifty-three".