75434611013 has 4 divisors (see below), whose sum is σ = 75703061868. Its totient is φ = 75166160160.

The previous prime is 75434610967. The next prime is 75434611033. The reversal of 75434611013 is 31011643457.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18111238084 + 57323372929 = 134578^2 + 239423^2 .

It is a cyclic number.

It is not a de Polignac number, because 75434611013 - 2¹⁴ = 75434594629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75434611033) 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, 134225006 + ... + 134225567.

It is an arithmetic number, because the mean of its divisors is an integer number (18925765467).

Almost surely, 2^75434611013 is an apocalyptic number.

It is an amenable number.

75434611013 is a deficient number, since it is larger than the sum of its proper divisors (268450855).

75434611013 is a wasteful number, since it uses less digits than its factorization.

75434611013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268450854.

The product of its (nonzero) digits is 30240, while the sum is 35.

The spelling of 75434611013 in words is "seventy-five billion, four hundred thirty-four million, six hundred eleven thousand, thirteen".