49933663999 has 4 divisors (see below), whose sum is σ = 50400333864. Its totient is φ = 49466994136.

The previous prime is 49933663973. The next prime is 49933664023. The reversal of 49933663999 is 99936633994.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49933663999 - 2¹¹ = 49933661951 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 (49933663919) 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, 233334772 + ... + 233334985.

It is an arithmetic number, because the mean of its divisors is an integer number (12600083466).

Almost surely, 2^49933663999 is an apocalyptic number.

49933663999 is a deficient number, since it is larger than the sum of its proper divisors (466669865).

49933663999 is a wasteful number, since it uses less digits than its factorization.

49933663999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466669864.

The product of its digits is 229582512, while the sum is 70.

The spelling of 49933663999 in words is "forty-nine billion, nine hundred thirty-three million, six hundred sixty-three thousand, nine hundred ninety-nine".