20347274302 has 4 divisors (see below), whose sum is σ = 30520911456. Its totient is φ = 10173637150.

The previous prime is 20347274291. The next prime is 20347274309.

20347274302 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20347274309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5086818574 + ... + 5086818577.

It is an arithmetic number, because the mean of its divisors is an integer number (7630227864).

Almost surely, 2^20347274302 is an apocalyptic number.

20347274302 is a deficient number, since it is larger than the sum of its proper divisors (10173637154).

20347274302 is a wasteful number, since it uses less digits than its factorization.

20347274302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10173637153.

The product of its (nonzero) digits is 56448, while the sum is 34.

The spelling of 20347274302 in words is "twenty billion, three hundred forty-seven million, two hundred seventy-four thousand, three hundred two".