421151152204055 has 48 divisors (see below), whose sum is σ = 625717618352064. Its totient is φ = 266450277749760.

The previous prime is 421151152204049. The next prime is 421151152204087. The reversal of 421151152204055 is 550402251151124.

It is a de Polignac number, because none of the positive numbers 2^k-421151152204055 is a prime.

It is a super-3 number, since 3×421151152204055³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3963854 + ... + 29291883.

It is an arithmetic number, because the mean of its divisors is an integer number (13035783715668).

Almost surely, 2^{421151152204055} is an apocalyptic number.

421151152204055 is a deficient number, since it is larger than the sum of its proper divisors (204566466148009).

421151152204055 is a wasteful number, since it uses less digits than its factorization.

421151152204055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33257916 (or 33257903 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 38.

The spelling of 421151152204055 in words is "four hundred twenty-one trillion, one hundred fifty-one billion, one hundred fifty-two million, two hundred four thousand, fifty-five".