4549577644764 has 72 divisors (see below), whose sum is σ = 11926899352368. Its totient is φ = 1516444467840.

The previous prime is 4549577644741. The next prime is 4549577644841. The reversal of 4549577644764 is 4674467759454.

4549577644764 is a `hidden beast` number, since 4 + 5 + 4 + 9 + 57 + 76 + 447 + 64 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 4549577644692 and 4549577644701.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19578184 + ... + 19809200.

It is an arithmetic number, because the mean of its divisors is an integer number (165651379894).

Almost surely, 2^{4549577644764} is an apocalyptic number.

It is an amenable number.

4549577644764 is an abundant number, since it is smaller than the sum of its proper divisors (7377321707604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4549577644764 is a wasteful number, since it uses less digits than its factorization.

4549577644764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251297 (or 251283 counting only the distinct ones).

The product of its digits is 2844979200, while the sum is 72.

The spelling of 4549577644764 in words is "four trillion, five hundred forty-nine billion, five hundred seventy-seven million, six hundred forty-four thousand, seven hundred sixty-four".