58518996649 has 3 divisors (see below), whose sum is σ = 58519238557. Its totient is φ = 58518754742.

The previous prime is 58518996563. The next prime is 58518996671. The reversal of 58518996649 is 94669981585.

The square root of 58518996649 is 241907.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 58518996649 - 2¹¹ = 58518994601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (58518996749) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 120954 + ... + 362860.

Almost surely, 2^58518996649 is an apocalyptic number.

58518996649 is the 241907-th square number.

58518996649 is the 120954-th centered octagonal number.

It is an amenable number.

58518996649 is a deficient number, since it is larger than the sum of its proper divisors (241908).

58518996649 is an frugal number, since it uses more digits than its factorization.

58518996649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483814 (or 241907 counting only the distinct ones).

The product of its digits is 167961600, while the sum is 70.

The spelling of 58518996649 in words is "fifty-eight billion, five hundred eighteen million, nine hundred ninety-six thousand, six hundred forty-nine".