203046149848197 has 32 divisors (see below), whose sum is σ = 294411480482304. Its totient is φ = 123953715072000.

The previous prime is 203046149848181. The next prime is 203046149848229. The reversal of 203046149848197 is 791848941640302.

It is not a de Polignac number, because 203046149848197 - 2⁴ = 203046149848181 is a prime.

It is a super-2 number, since 2×203046149848197² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203046149848147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50329572 + ... + 54214002.

It is an arithmetic number, because the mean of its divisors is an integer number (9200358765072).

Almost surely, 2^{203046149848197} is an apocalyptic number.

It is an amenable number.

203046149848197 is a deficient number, since it is larger than the sum of its proper divisors (91365330634107).

203046149848197 is a wasteful number, since it uses less digits than its factorization.

203046149848197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912189.

The product of its (nonzero) digits is 83607552, while the sum is 66.

The spelling of 203046149848197 in words is "two hundred three trillion, forty-six billion, one hundred forty-nine million, eight hundred forty-eight thousand, one hundred ninety-seven".