20165047270674 has 32 divisors (see below), whose sum is σ = 40516467330240. Its totient is φ = 6690646502400.

The previous prime is 20165047270597. The next prime is 20165047270679. The reversal of 20165047270674 is 47607274056102.

It is not an unprimeable number, because it can be changed into a prime (20165047270679) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196572 + ... + 6353639.

It is an arithmetic number, because the mean of its divisors is an integer number (1266139604070).

Almost surely, 2^{20165047270674} is an apocalyptic number.

20165047270674 is an abundant number, since it is smaller than the sum of its proper divisors (20351420059566).

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

20165047270674 is a wasteful number, since it uses less digits than its factorization.

20165047270674 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6552586.

The product of its (nonzero) digits is 3951360, while the sum is 51.

The spelling of 20165047270674 in words is "twenty trillion, one hundred sixty-five billion, forty-seven million, two hundred seventy thousand, six hundred seventy-four".