20152773733863 has 8 divisors (see below), whose sum is σ = 26870897235328. Its totient is φ = 13434916360824.

The previous prime is 20152773733861. The next prime is 20152773733867. The reversal of 20152773733863 is 36833737725102.

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

It is not a de Polignac number, because 20152773733863 - 2¹ = 20152773733861 is a prime.

It is a super-2 number, since 2×20152773733863² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20152773733861) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66355345 + ... + 66658362.

It is an arithmetic number, because the mean of its divisors is an integer number (3358862154416).

Almost surely, 2^{20152773733863} is an apocalyptic number.

20152773733863 is a deficient number, since it is larger than the sum of its proper divisors (6718123501465).

20152773733863 is a wasteful number, since it uses less digits than its factorization.

20152773733863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133064213.

The product of its (nonzero) digits is 26671680, while the sum is 57.

The spelling of 20152773733863 in words is "twenty trillion, one hundred fifty-two billion, seven hundred seventy-three million, seven hundred thirty-three thousand, eight hundred sixty-three".