7505445057 has 8 divisors (see below), whose sum is σ = 10917011040. Its totient is φ = 4548754560.

The previous prime is 7505445053. The next prime is 7505445071.

It is a happy number.

7505445057 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 7505445057 - 2² = 7505445053 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7505445053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113718832 + ... + 113718897.

It is an arithmetic number, because the mean of its divisors is an integer number (1364626380).

Almost surely, 2^7505445057 is an apocalyptic number.

It is an amenable number.

7505445057 is a deficient number, since it is larger than the sum of its proper divisors (3411565983).

7505445057 is a wasteful number, since it uses less digits than its factorization.

7505445057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227437743.

The product of its (nonzero) digits is 490000, while the sum is 42.

The square root of 7505445057 is about 86633.9717258767. The cubic root of 7505445057 is about 1957.9074099365.

The spelling of 7505445057 in words is "seven billion, five hundred five million, four hundred forty-five thousand, fifty-seven".