421550055124 has 12 divisors (see below), whose sum is σ = 804777378048. Its totient is φ = 191613661400.

The previous prime is 421550055107. The next prime is 421550055181.

421550055124 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 421550055124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4790341492 + ... + 4790341579.

It is an arithmetic number, because the mean of its divisors is an integer number (67064781504).

Almost surely, 2^421550055124 is an apocalyptic number.

421550055124 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

421550055124 is a deficient number, since it is larger than the sum of its proper divisors (383227322924).

421550055124 is a wasteful number, since it uses less digits than its factorization.

421550055124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9580683086 (or 9580683084 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 421550055124 in words is "four hundred twenty-one billion, five hundred fifty million, fifty-five thousand, one hundred twenty-four".