36887201573 has 4 divisors (see below), whose sum is σ = 36898544268. Its totient is φ = 36875858880.

The previous prime is 36887201569. The next prime is 36887201581. The reversal of 36887201573 is 37510278863.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 37510278863 = 32749 ⋅1145387.

It can be written as a sum of positive squares in 2 ways, for example, as 34168413409 + 2718788164 = 184847^2 + 52142^2 .

It is a cyclic number.

It is not a de Polignac number, because 36887201573 - 2² = 36887201569 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36887201503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5666468 + ... + 5672973.

It is an arithmetic number, because the mean of its divisors is an integer number (9224636067).

Almost surely, 2^36887201573 is an apocalyptic number.

It is an amenable number.

36887201573 is a deficient number, since it is larger than the sum of its proper divisors (11342695).

36887201573 is a wasteful number, since it uses less digits than its factorization.

36887201573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11342694.

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 36887201573 in words is "thirty-six billion, eight hundred eighty-seven million, two hundred one thousand, five hundred seventy-three".