3198875054261 has 8 divisors (see below), whose sum is σ = 3239887946400. Its totient is φ = 3158119296720.

The previous prime is 3198875054257. The next prime is 3198875054299. The reversal of 3198875054261 is 1624505788913.

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

It is a cyclic number.

It is not a de Polignac number, because 3198875054261 - 2² = 3198875054257 is a prime.

It is a super-2 number, since 2×3198875054261² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3198875054261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3198875054201) 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, 64258610 + ... + 64308371.

It is an arithmetic number, because the mean of its divisors is an integer number (404985993300).

It is a 1-persistent number, because it is pandigital, but 2⋅3198875054261 = 6397750108522 is not.

Almost surely, 2^{3198875054261} is an apocalyptic number.

It is an amenable number.

3198875054261 is a deficient number, since it is larger than the sum of its proper divisors (41012892139).

3198875054261 is a wasteful number, since it uses less digits than its factorization.

3198875054261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128567299.

The product of its (nonzero) digits is 14515200, while the sum is 59.

The spelling of 3198875054261 in words is "three trillion, one hundred ninety-eight billion, eight hundred seventy-five million, fifty-four thousand, two hundred sixty-one".