66122737030 has 32 divisors (see below), whose sum is σ = 141938002944. Its totient is φ = 21684971616.

The previous prime is 66122737019. The next prime is 66122737033. The reversal of 66122737030 is 3073722166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66122737033) by changing a digit.

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, 20533402 + ... + 20536621.

It is an arithmetic number, because the mean of its divisors is an integer number (4435562592).

Almost surely, 2^66122737030 is an apocalyptic number.

66122737030 is an abundant number, since it is smaller than the sum of its proper divisors (75815265914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66122737030 is a wasteful number, since it uses less digits than its factorization.

66122737030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41070060.

The product of its (nonzero) digits is 63504, while the sum is 37.

The spelling of 66122737030 in words is "sixty-six billion, one hundred twenty-two million, seven hundred thirty-seven thousand, thirty".