4621421621005 has 64 divisors (see below), whose sum is σ = 6715417651200. Its totient is φ = 2982500040960.

The previous prime is 4621421620987. The next prime is 4621421621023. The reversal of 4621421621005 is 5001261241264.

4621421621005 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (4621421620987) and next prime (4621421621023).

It is not a de Polignac number, because 4621421621005 - 2⁵ = 4621421620973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 62255451 + ... + 62329639.

It is an arithmetic number, because the mean of its divisors is an integer number (104928400800).

Almost surely, 2^{4621421621005} is an apocalyptic number.

It is an amenable number.

4621421621005 is a deficient number, since it is larger than the sum of its proper divisors (2093996030195).

4621421621005 is a wasteful number, since it uses less digits than its factorization.

4621421621005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74834.

The product of its (nonzero) digits is 23040, while the sum is 34.

Adding to 4621421621005 its reverse (5001261241264), we get a palindrome (9622682862269).

The spelling of 4621421621005 in words is "four trillion, six hundred twenty-one billion, four hundred twenty-one million, six hundred twenty-one thousand, five".