673436667040 has 96 divisors (see below), whose sum is σ = 1595433055104. Its totient is φ = 268623989760.

The previous prime is 673436667031. The next prime is 673436667041. The reversal of 673436667040 is 40766634376.

It is not an unprimeable number, because it can be changed into a prime (673436667041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 147454837 + ... + 147459403.

It is an arithmetic number, because the mean of its divisors is an integer number (16619094324).

Almost surely, 2^673436667040 is an apocalyptic number.

It is an amenable number.

673436667040 is an abundant number, since it is smaller than the sum of its proper divisors (921996388064).

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

673436667040 is a wasteful number, since it uses less digits than its factorization.

673436667040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6950 (or 6942 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 52.

The spelling of 673436667040 in words is "six hundred seventy-three billion, four hundred thirty-six million, six hundred sixty-seven thousand, forty".