20700064240748 has 96 divisors (see below), whose sum is σ = 38954479398912. Its totient is φ = 9600758182400.

The previous prime is 20700064240729. The next prime is 20700064240783. The reversal of 20700064240748 is 84704246000702.

It is a junction number, because it is equal to n+sod(n) for n = 20700064240699 and 20700064240708.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 457305965 + ... + 457351227.

It is an arithmetic number, because the mean of its divisors is an integer number (405775827072).

Almost surely, 2^{20700064240748} is an apocalyptic number.

It is an amenable number.

20700064240748 is a deficient number, since it is larger than the sum of its proper divisors (18254415158164).

20700064240748 is a wasteful number, since it uses less digits than its factorization.

20700064240748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46055 (or 46053 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 44.

The spelling of 20700064240748 in words is "twenty trillion, seven hundred billion, sixty-four million, two hundred forty thousand, seven hundred forty-eight".