20116226537370 has 40 divisors (see below), whose sum is σ = 54090298024884. Its totient is φ = 5364327076416.

The previous prime is 20116226537339. The next prime is 20116226537383. The reversal of 20116226537370 is 7373562261102.

20116226537370 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 6 + 226 + 53 + 7 + 370 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 19762994822481 + 353231714889 = 4445559^2 + 594333^2 .

It is a Harshad number since it is a multiple of its sum of digits (45).

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 in 19 ways as a sum of consecutive naturals, for example, 12417422979 + ... + 12417424598.

Almost surely, 2^{20116226537370} is an apocalyptic number.

20116226537370 is an abundant number, since it is smaller than the sum of its proper divisors (33974071487514).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20116226537370 is a wasteful number, since it uses less digits than its factorization.

20116226537370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24834847596 (or 24834847587 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 45.

Adding to 20116226537370 its reverse (7373562261102), we get a palindrome (27489788798472).

The spelling of 20116226537370 in words is "twenty trillion, one hundred sixteen billion, two hundred twenty-six million, five hundred thirty-seven thousand, three hundred seventy".