20360630521142 has 4 divisors (see below), whose sum is σ = 30540945781716. Its totient is φ = 10180315260570.

The previous prime is 20360630521081. The next prime is 20360630521169. The reversal of 20360630521142 is 24112503606302.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5090157630284 + ... + 5090157630287.

It is an arithmetic number, because the mean of its divisors is an integer number (7635236445429).

Almost surely, 2^{20360630521142} is an apocalyptic number.

20360630521142 is a deficient number, since it is larger than the sum of its proper divisors (10180315260574).

20360630521142 is a wasteful number, since it uses less digits than its factorization.

20360630521142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10180315260573.

The product of its (nonzero) digits is 51840, while the sum is 35.

The spelling of 20360630521142 in words is "twenty trillion, three hundred sixty billion, six hundred thirty million, five hundred twenty-one thousand, one hundred forty-two".