20084415357538 has 32 divisors (see below), whose sum is σ = 36402212966400. Its totient is φ = 8118651395664.

The previous prime is 20084415357511. The next prime is 20084415357583. The reversal of 20084415357538 is 83575351448002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166250898 + ... + 166371661.

It is an arithmetic number, because the mean of its divisors is an integer number (1137569155200).

Almost surely, 2^{20084415357538} is an apocalyptic number.

20084415357538 is a deficient number, since it is larger than the sum of its proper divisors (16317797608862).

20084415357538 is a wasteful number, since it uses less digits than its factorization.

20084415357538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332622814.

The product of its (nonzero) digits is 16128000, while the sum is 55.

The spelling of 20084415357538 in words is "twenty trillion, eighty-four billion, four hundred fifteen million, three hundred fifty-seven thousand, five hundred thirty-eight".