20014574740154 has 4 divisors (see below), whose sum is σ = 30021862110234. Its totient is φ = 10007287370076.

The previous prime is 20014574740093. The next prime is 20014574740163. The reversal of 20014574740154 is 45104747541002.

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., 17951516507929 + 2063058232225 = 4236923^2 + 1436335^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5003643685037 + ... + 5003643685040.

Almost surely, 2^{20014574740154} is an apocalyptic number.

20014574740154 is a deficient number, since it is larger than the sum of its proper divisors (10007287370080).

20014574740154 is a wasteful number, since it uses less digits than its factorization.

20014574740154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10007287370079.

The product of its (nonzero) digits is 627200, while the sum is 44.

The spelling of 20014574740154 in words is "twenty trillion, fourteen billion, five hundred seventy-four million, seven hundred forty thousand, one hundred fifty-four".