20364342364154 has 8 divisors (see below), whose sum is σ = 30546535402740. Its totient is φ = 10182163896576.

The previous prime is 20364342364127. The next prime is 20364342364193. The reversal of 20364342364154 is 45146324346302.

It can be written as a sum of positive squares in 2 ways, for example, as 20341209475129 + 23132889025 = 4510123^2 + 152095^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 20364342364099 and 20364342364108.

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, 1071332 + ... + 6471200.

Almost surely, 2^{20364342364154} is an apocalyptic number.

20364342364154 is a deficient number, since it is larger than the sum of its proper divisors (10182193038586).

20364342364154 is a wasteful number, since it uses less digits than its factorization.

20364342364154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7285504.

The product of its (nonzero) digits is 4976640, while the sum is 47.

The spelling of 20364342364154 in words is "twenty trillion, three hundred sixty-four billion, three hundred forty-two million, three hundred sixty-four thousand, one hundred fifty-four".