6040645473 has 4 divisors (see below), whose sum is σ = 8054193968. Its totient is φ = 4027096980.

The previous prime is 6040645453. The next prime is 6040645477. The reversal of 6040645473 is 3745460406.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 6040645473 - 2³⁰ = 4966903649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6040645477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1006774243 + ... + 1006774248.

It is an arithmetic number, because the mean of its divisors is an integer number (2013548492).

Almost surely, 2^6040645473 is an apocalyptic number.

It is an amenable number.

6040645473 is a deficient number, since it is larger than the sum of its proper divisors (2013548495).

6040645473 is a wasteful number, since it uses less digits than its factorization.

6040645473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2013548494.

The product of its (nonzero) digits is 241920, while the sum is 39.

The square root of 6040645473 is about 77721.5894909516. The cubic root of 6040645473 is about 1821.2145691679.

The spelling of 6040645473 in words is "six billion, forty million, six hundred forty-five thousand, four hundred seventy-three".