75051772774413 has 4 divisors (see below), whose sum is σ = 100069030365888. Its totient is φ = 50034515182940.

The previous prime is 75051772774399. The next prime is 75051772774441. The reversal of 75051772774413 is 31447727715057.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 75051772774413 - 2¹³ = 75051772766221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75051772774463) 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, 12508628795733 + ... + 12508628795738.

It is an arithmetic number, because the mean of its divisors is an integer number (25017257591472).

Almost surely, 2^{75051772774413} is an apocalyptic number.

It is an amenable number.

75051772774413 is a deficient number, since it is larger than the sum of its proper divisors (25017257591475).

75051772774413 is a wasteful number, since it uses less digits than its factorization.

75051772774413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25017257591474.

The product of its (nonzero) digits is 40336800, while the sum is 60.

The spelling of 75051772774413 in words is "seventy-five trillion, fifty-one billion, seven hundred seventy-two million, seven hundred seventy-four thousand, four hundred thirteen".