20148618773036 has 24 divisors (see below), whose sum is σ = 38012242129344. Its totient is φ = 9289604499840.

The previous prime is 20148618773033. The next prime is 20148618773047. The reversal of 20148618773036 is 63037781684102.

It is a happy number.

It is a super-2 number, since 2×20148618773036² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20148618773033) 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, 203241860 + ... + 203340971.

It is an arithmetic number, because the mean of its divisors is an integer number (1583843422056).

Almost surely, 2^{20148618773036} is an apocalyptic number.

20148618773036 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

20148618773036 is a deficient number, since it is larger than the sum of its proper divisors (17863623356308).

20148618773036 is a wasteful number, since it uses less digits than its factorization.

20148618773036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406583801 (or 406583799 counting only the distinct ones).

The product of its (nonzero) digits is 8128512, while the sum is 56.

The spelling of 20148618773036 in words is "twenty trillion, one hundred forty-eight billion, six hundred eighteen million, seven hundred seventy-three thousand, thirty-six".