75139132253701 has 4 divisors (see below), whose sum is σ = 75322846513900. Its totient is φ = 74955417993504.

The previous prime is 75139132253699. The next prime is 75139132253723. The reversal of 75139132253701 is 10735223193157.

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 55987043037601 + 19152089216100 = 7482449^2 + 4376310^2 .

It is a cyclic number.

It is not a de Polignac number, because 75139132253701 - 2¹ = 75139132253699 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 (75139135253701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 91857129486 + ... + 91857130303.

It is an arithmetic number, because the mean of its divisors is an integer number (18830711628475).

Almost surely, 2^{75139132253701} is an apocalyptic number.

It is an amenable number.

75139132253701 is a deficient number, since it is larger than the sum of its proper divisors (183714260199).

75139132253701 is a wasteful number, since it uses less digits than its factorization.

75139132253701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183714260198.

The product of its (nonzero) digits is 1190700, while the sum is 49.

The spelling of 75139132253701 in words is "seventy-five trillion, one hundred thirty-nine billion, one hundred thirty-two million, two hundred fifty-three thousand, seven hundred one".