20335544045 has 8 divisors (see below), whose sum is σ = 24407927520. Its totient is φ = 16264918800.

The previous prime is 20335543993. The next prime is 20335544069. The reversal of 20335544045 is 54044553302.

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

It is not a de Polignac number, because 20335544045 - 2¹⁶ = 20335478509 is a prime.

It is a super-2 number, since 2×20335544045² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20335543996 and 20335544014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 413975 + ... + 460484.

It is an arithmetic number, because the mean of its divisors is an integer number (3050990940).

Almost surely, 2^20335544045 is an apocalyptic number.

It is an amenable number.

20335544045 is a deficient number, since it is larger than the sum of its proper divisors (4072383475).

20335544045 is an equidigital number, since it uses as much as digits as its factorization.

20335544045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879115.

The product of its (nonzero) digits is 144000, while the sum is 35.

The spelling of 20335544045 in words is "twenty billion, three hundred thirty-five million, five hundred forty-four thousand, forty-five".