20748165414344 has 32 divisors (see below), whose sum is σ = 40217270801400. Its totient is φ = 10028202554880.

The previous prime is 20748165414331. The next prime is 20748165414359. The reversal of 20748165414344 is 44341456184702.

It can be written as a sum of positive squares in 4 ways, for example, as 16668129006244 + 4080036408100 = 4082662^2 + 2019910^2 .

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, 290132147 + ... + 290203650.

Almost surely, 2^{20748165414344} is an apocalyptic number.

It is an amenable number.

20748165414344 is a deficient number, since it is larger than the sum of its proper divisors (19469105387056).

20748165414344 is a wasteful number, since it uses less digits than its factorization.

20748165414344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580335953 (or 580335949 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 53.

The spelling of 20748165414344 in words is "twenty trillion, seven hundred forty-eight billion, one hundred sixty-five million, four hundred fourteen thousand, three hundred forty-four".