93424057661 has 4 divisors (see below), whose sum is σ = 101917153824. Its totient is φ = 84930961500.

The previous prime is 93424057637. The next prime is 93424057663. The reversal of 93424057661 is 16675042439.

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 not a de Polignac number, because 93424057661 - 2¹⁰ = 93424056637 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 (93424057663) 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, 4246548065 + ... + 4246548086.

It is an arithmetic number, because the mean of its divisors is an integer number (25479288456).

Almost surely, 2^93424057661 is an apocalyptic number.

It is an amenable number.

93424057661 is a deficient number, since it is larger than the sum of its proper divisors (8493096163).

93424057661 is a wasteful number, since it uses less digits than its factorization.

93424057661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8493096162.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The spelling of 93424057661 in words is "ninety-three billion, four hundred twenty-four million, fifty-seven thousand, six hundred sixty-one".