20745454702 has 8 divisors (see below), whose sum is σ = 35563636656. Its totient is φ = 8890909152.

The previous prime is 20745454663. The next prime is 20745454759.

20745454702 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740909083 + ... + 740909110.

It is an arithmetic number, because the mean of its divisors is an integer number (4445454582).

Almost surely, 2^20745454702 is an apocalyptic number.

20745454702 is a deficient number, since it is larger than the sum of its proper divisors (14818181954).

20745454702 is a wasteful number, since it uses less digits than its factorization.

20745454702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1481818202.

The product of its (nonzero) digits is 313600, while the sum is 40.

The spelling of 20745454702 in words is "twenty billion, seven hundred forty-five million, four hundred fifty-four thousand, seven hundred two".