673340733542 has 16 divisors (see below), whose sum is σ = 1032055238592. Its totient is φ = 329330022720.

The previous prime is 673340733529. The next prime is 673340733577. The reversal of 673340733542 is 245337043376.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1749623 + ... + 2099490.

It is an arithmetic number, because the mean of its divisors is an integer number (64503452412).

Almost surely, 2^673340733542 is an apocalyptic number.

673340733542 is a deficient number, since it is larger than the sum of its proper divisors (358714505050).

673340733542 is a wasteful number, since it uses less digits than its factorization.

673340733542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3851023.

The product of its (nonzero) digits is 3810240, while the sum is 47.

The spelling of 673340733542 in words is "six hundred seventy-three billion, three hundred forty million, seven hundred thirty-three thousand, five hundred forty-two".