49653269493 has 16 divisors (see below), whose sum is σ = 66588065280. Its totient is φ = 32910404336.

The previous prime is 49653269443. The next prime is 49653269507. The reversal of 49653269493 is 39496235694.

It is a cyclic number.

It is not a de Polignac number, because 49653269493 - 2¹² = 49653265397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49653269443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5078896 + ... + 5088662.

It is an arithmetic number, because the mean of its divisors is an integer number (4161754080).

Almost surely, 2^49653269493 is an apocalyptic number.

It is an amenable number.

49653269493 is a deficient number, since it is larger than the sum of its proper divisors (16934795787).

49653269493 is a wasteful number, since it uses less digits than its factorization.

49653269493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19416.

The product of its digits is 37791360, while the sum is 60.

The spelling of 49653269493 in words is "forty-nine billion, six hundred fifty-three million, two hundred sixty-nine thousand, four hundred ninety-three".