75132703645 has 8 divisors (see below), whose sum is σ = 91687367520. Its totient is φ = 59087414160.

The previous prime is 75132703589. The next prime is 75132703663. The reversal of 75132703645 is 54630723157.

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

It is not a de Polignac number, because 75132703645 - 2¹³ = 75132695453 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127343271 + ... + 127343860.

It is an arithmetic number, because the mean of its divisors is an integer number (11460920940).

Almost surely, 2^75132703645 is an apocalyptic number.

It is an amenable number.

75132703645 is a deficient number, since it is larger than the sum of its proper divisors (16554663875).

75132703645 is a wasteful number, since it uses less digits than its factorization.

75132703645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254687195.

The product of its (nonzero) digits is 529200, while the sum is 43.

The spelling of 75132703645 in words is "seventy-five billion, one hundred thirty-two million, seven hundred three thousand, six hundred forty-five".