255100616116421 has 8 divisors (see below), whose sum is σ = 255818248882560. Its totient is φ = 254383022495952.

The previous prime is 255100616116351. The next prime is 255100616116429. The reversal of 255100616116421 is 124611616001552.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-255100616116421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (255100616116429) 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, 3289856 + ... + 22825958.

It is an arithmetic number, because the mean of its divisors is an integer number (31977281110320).

Almost surely, 2^{255100616116421} is an apocalyptic number.

It is an amenable number.

255100616116421 is a deficient number, since it is larger than the sum of its proper divisors (717632766139).

255100616116421 is a wasteful number, since it uses less digits than its factorization.

255100616116421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19572835.

The product of its (nonzero) digits is 86400, while the sum is 41.

The spelling of 255100616116421 in words is "two hundred fifty-five trillion, one hundred billion, six hundred sixteen million, one hundred sixteen thousand, four hundred twenty-one".