4621444820377 has 16 divisors (see below), whose sum is σ = 5895796718592. Its totient is φ = 3517378719120.

The previous prime is 4621444820303. The next prime is 4621444820407. The reversal of 4621444820377 is 7730284441264.

It is a happy number.

It is not a de Polignac number, because 4621444820377 - 2⁷ = 4621444820249 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4621444824377) 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 15 ways as a sum of consecutive naturals, for example, 697889293 + ... + 697895914.

It is an arithmetic number, because the mean of its divisors is an integer number (368487294912).

Almost surely, 2^{4621444820377} is an apocalyptic number.

It is an amenable number.

4621444820377 is a deficient number, since it is larger than the sum of its proper divisors (1274351898215).

4621444820377 is a wasteful number, since it uses less digits than its factorization.

4621444820377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395785268.

The product of its (nonzero) digits is 7225344, while the sum is 52.

The spelling of 4621444820377 in words is "four trillion, six hundred twenty-one billion, four hundred forty-four million, eight hundred twenty thousand, three hundred seventy-seven".