20764246702 has 4 divisors (see below), whose sum is σ = 31146370056. Its totient is φ = 10382123350.

The previous prime is 20764246693. The next prime is 20764246717.

20764246702 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×20764246702² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 5191061674 + ... + 5191061677.

It is an arithmetic number, because the mean of its divisors is an integer number (7786592514).

Almost surely, 2^20764246702 is an apocalyptic number.

20764246702 is a deficient number, since it is larger than the sum of its proper divisors (10382123354).

20764246702 is a wasteful number, since it uses less digits than its factorization.

20764246702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10382123353.

The product of its (nonzero) digits is 225792, while the sum is 40.

The spelling of 20764246702 in words is "twenty billion, seven hundred sixty-four million, two hundred forty-six thousand, seven hundred two".