20310146342306 has 4 divisors (see below), whose sum is σ = 30465219513462. Its totient is φ = 10155073171152.

The previous prime is 20310146342281. The next prime is 20310146342323. The reversal of 20310146342306 is 60324364101302.

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

It can be written as a sum of positive squares in only one way, i.e., 20144468851081 + 165677491225 = 4488259^2 + 407035^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5077536585575 + ... + 5077536585578.

Almost surely, 2^{20310146342306} is an apocalyptic number.

20310146342306 is a deficient number, since it is larger than the sum of its proper divisors (10155073171156).

20310146342306 is a wasteful number, since it uses less digits than its factorization.

20310146342306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10155073171155.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 20310146342306 in words is "twenty trillion, three hundred ten billion, one hundred forty-six million, three hundred forty-two thousand, three hundred six".