4643620046121 has 32 divisors (see below), whose sum is σ = 7502781173760. Its totient is φ = 2495490201216.

The previous prime is 4643620046113. The next prime is 4643620046123. The reversal of 4643620046121 is 1216400263464.

It is not a de Polignac number, because 4643620046121 - 2³ = 4643620046113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4643620046121.

It is not an unprimeable number, because it can be changed into a prime (4643620046123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42420321 + ... + 42529646.

It is an arithmetic number, because the mean of its divisors is an integer number (234461911680).

Almost surely, 2^{4643620046121} is an apocalyptic number.

It is an amenable number.

4643620046121 is a deficient number, since it is larger than the sum of its proper divisors (2859161127639).

4643620046121 is a wasteful number, since it uses less digits than its factorization.

4643620046121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84950133.

The product of its (nonzero) digits is 165888, while the sum is 39.

The spelling of 4643620046121 in words is "four trillion, six hundred forty-three billion, six hundred twenty million, forty-six thousand, one hundred twenty-one".