60923970666 has 80 divisors (see below), whose sum is σ = 147412008744. Its totient is φ = 18695339136.

The previous prime is 60923970659. The next prime is 60923970673. The reversal of 60923970666 is 66607932906.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (60923970659) and next prime (60923970673).

It can be written as a sum of positive squares in 4 ways, for example, as 32825830041 + 28098140625 = 181179^2 + 167625^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 746760 + ... + 824316.

Almost surely, 2^60923970666 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 60923970666, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73706004372).

60923970666 is an abundant number, since it is smaller than the sum of its proper divisors (86488038078).

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

60923970666 is a wasteful number, since it uses less digits than its factorization.

60923970666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77957 (or 77948 counting only the distinct ones).

The product of its (nonzero) digits is 4408992, while the sum is 54.

The spelling of 60923970666 in words is "sixty billion, nine hundred twenty-three million, nine hundred seventy thousand, six hundred sixty-six".