56503355143466 has 64 divisors (see below), whose sum is σ = 105884743864320. Its totient is φ = 21969273816000.

The previous prime is 56503355143463. The next prime is 56503355143471. The reversal of 56503355143466 is 66434155330565.

It is not an unprimeable number, because it can be changed into a prime (56503355143463) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1408654751 + ... + 1408694861.

It is an arithmetic number, because the mean of its divisors is an integer number (1654449122880).

Almost surely, 2^{56503355143466} is an apocalyptic number.

56503355143466 is a deficient number, since it is larger than the sum of its proper divisors (49381388720854).

56503355143466 is a wasteful number, since it uses less digits than its factorization.

56503355143466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58611.

The product of its (nonzero) digits is 58320000, while the sum is 56.

The spelling of 56503355143466 in words is "fifty-six trillion, five hundred three billion, three hundred fifty-five million, one hundred forty-three thousand, four hundred sixty-six".