728650143754 has 64 divisors (see below), whose sum is σ = 1357120396800. Its totient is φ = 289518824448.

The previous prime is 728650143733. The next prime is 728650143761. The reversal of 728650143754 is 457341056827.

728650143754 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1252402 + ... + 1739485.

It is an arithmetic number, because the mean of its divisors is an integer number (21205006200).

Almost surely, 2^728650143754 is an apocalyptic number.

728650143754 is a deficient number, since it is larger than the sum of its proper divisors (628470253046).

728650143754 is a wasteful number, since it uses less digits than its factorization.

728650143754 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2991967.

The product of its (nonzero) digits is 5644800, while the sum is 52.

The spelling of 728650143754 in words is "seven hundred twenty-eight billion, six hundred fifty million, one hundred forty-three thousand, seven hundred fifty-four".