100421456255 has 8 divisors (see below), whose sum is σ = 120513286512. Its totient is φ = 80332139008.

The previous prime is 100421456243. The next prime is 100421456287. The reversal of 100421456255 is 552654124001.

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 100421456255 - 2⁸ = 100421455999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539189 + ... + 701118.

It is an arithmetic number, because the mean of its divisors is an integer number (15064160814).

Almost surely, 2^100421456255 is an apocalyptic number.

100421456255 is a deficient number, since it is larger than the sum of its proper divisors (20091830257).

100421456255 is a wasteful number, since it uses less digits than its factorization.

100421456255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256505.

The product of its (nonzero) digits is 48000, while the sum is 35.

The spelling of 100421456255 in words is "one hundred billion, four hundred twenty-one million, four hundred fifty-six thousand, two hundred fifty-five".