201804455087097 has 8 divisors (see below), whose sum is σ = 284900407181856. Its totient is φ = 126622403191872.

The previous prime is 201804455087089. The next prime is 201804455087101. The reversal of 201804455087097 is 790780554408102.

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

It is not a de Polignac number, because 201804455087097 - 2³ = 201804455087089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201804455087097.

It is not an unprimeable number, because it can be changed into a prime (201804455087057) 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, 1978475049823 + ... + 1978475049924.

It is an arithmetic number, because the mean of its divisors is an integer number (35612550897732).

Almost surely, 2^{201804455087097} is an apocalyptic number.

It is an amenable number.

201804455087097 is a deficient number, since it is larger than the sum of its proper divisors (83095952094759).

201804455087097 is a wasteful number, since it uses less digits than its factorization.

201804455087097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3956950099767.

The product of its (nonzero) digits is 22579200, while the sum is 60.

The spelling of 201804455087097 in words is "two hundred one trillion, eight hundred four billion, four hundred fifty-five million, eighty-seven thousand, ninety-seven".