720056868550 has 12 divisors (see below), whose sum is σ = 1339305775596. Its totient is φ = 288022747400.

The previous prime is 720056868521. The next prime is 720056868599. The reversal of 720056868550 is 55868650027.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7200568636 + ... + 7200568735.

It is an arithmetic number, because the mean of its divisors is an integer number (111608814633).

Almost surely, 2^720056868550 is an apocalyptic number.

720056868550 is a deficient number, since it is larger than the sum of its proper divisors (619248907046).

720056868550 is a wasteful number, since it uses less digits than its factorization.

720056868550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14401137383 (or 14401137378 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 52.

The spelling of 720056868550 in words is "seven hundred twenty billion, fifty-six million, eight hundred sixty-eight thousand, five hundred fifty".