29494849493 has 16 divisors (see below), whose sum is σ = 30610379520. Its totient is φ = 28400198400.

The previous prime is 29494849487. The next prime is 29494849523. The reversal of 29494849493 is 39494849492.

It is a cyclic number.

It is not a de Polignac number, because 29494849493 - 2¹² = 29494845397 is a prime.

It is a super-2 number, since 2×29494849493² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29494845493) 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, 1176473 + ... + 1201281.

It is an arithmetic number, because the mean of its divisors is an integer number (1913148720).

Almost surely, 2^29494849493 is an apocalyptic number.

It is an amenable number.

29494849493 is a deficient number, since it is larger than the sum of its proper divisors (1115530027).

29494849493 is a wasteful number, since it uses less digits than its factorization.

29494849493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25228.

The product of its digits is 80621568, while the sum is 65.

Subtracting 29494849493 from its reverse (39494849492), we obtain a palindrome (9999999999).

The spelling of 29494849493 in words is "twenty-nine billion, four hundred ninety-four million, eight hundred forty-nine thousand, four hundred ninety-three".