5957223661 has 4 divisors (see below), whose sum is σ = 5969067552. Its totient is φ = 5945379772.

The previous prime is 5957223637. The next prime is 5957223677. The reversal of 5957223661 is 1663227595.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1663227595 = 5 ⋅332645519.

It is a cyclic number.

It is not a de Polignac number, because 5957223661 - 2¹⁹ = 5956699373 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 (5957223631) 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, 5921191 + ... + 5922196.

It is an arithmetic number, because the mean of its divisors is an integer number (1492266888).

Almost surely, 2^5957223661 is an apocalyptic number.

It is an amenable number.

5957223661 is a deficient number, since it is larger than the sum of its proper divisors (11843891).

5957223661 is a wasteful number, since it uses less digits than its factorization.

5957223661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11843890.

The product of its digits is 680400, while the sum is 46.

The square root of 5957223661 is about 77183.0529391006. The cubic root of 5957223661 is about 1812.7919693013.

The spelling of 5957223661 in words is "five billion, nine hundred fifty-seven million, two hundred twenty-three thousand, six hundred sixty-one".