75645507003 has 8 divisors (see below), whose sum is σ = 110029828416. Its totient is φ = 45845761800.

The previous prime is 75645506969. The next prime is 75645507023. The reversal of 75645507003 is 30070554657.

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

It is not a de Polignac number, because 75645507003 - 2⁹ = 75645506491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (75645507023) 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, 1146144013 + ... + 1146144078.

It is an arithmetic number, because the mean of its divisors is an integer number (13753728552).

Almost surely, 2^75645507003 is an apocalyptic number.

75645507003 is a deficient number, since it is larger than the sum of its proper divisors (34384321413).

75645507003 is a wasteful number, since it uses less digits than its factorization.

75645507003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2292288105.

The product of its (nonzero) digits is 441000, while the sum is 42.

The spelling of 75645507003 in words is "seventy-five billion, six hundred forty-five million, five hundred seven thousand, three".