623011030672 has 40 divisors (see below), whose sum is σ = 1236669019992. Its totient is φ = 303872409600.

The previous prime is 623011030639. The next prime is 623011030673. The reversal of 623011030672 is 276030110326.

It can be written as a sum of positive squares in 4 ways, for example, as 111620137216 + 511390893456 = 334096^2 + 715116^2 .

It is not an unprimeable number, because it can be changed into a prime (623011030673) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6100672 + ... + 6201952.

Almost surely, 2^623011030672 is an apocalyptic number.

It is an amenable number.

623011030672 is a deficient number, since it is larger than the sum of its proper divisors (613657989320).

623011030672 is a wasteful number, since it uses less digits than its factorization.

623011030672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110707 (or 110701 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 31.

Adding to 623011030672 its reverse (276030110326), we get a palindrome (899041140998).

The spelling of 623011030672 in words is "six hundred twenty-three billion, eleven million, thirty thousand, six hundred seventy-two".