29730000273 has 16 divisors (see below), whose sum is σ = 39874950720. Its totient is φ = 19702600704.

The previous prime is 29730000229. The next prime is 29730000281. The reversal of 29730000273 is 37200003792.

It is not a de Polignac number, because 29730000273 - 2¹⁶ = 29729934737 is a prime.

It is not an unprimeable number, because it can be changed into a prime (29730000173) 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, 1964865 + ... + 1979937.

It is an arithmetic number, because the mean of its divisors is an integer number (2492184420).

Almost surely, 2^29730000273 is an apocalyptic number.

It is an amenable number.

29730000273 is a deficient number, since it is larger than the sum of its proper divisors (10144950447).

29730000273 is a wasteful number, since it uses less digits than its factorization.

29730000273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18928.

The product of its (nonzero) digits is 15876, while the sum is 33.

The spelling of 29730000273 in words is "twenty-nine billion, seven hundred thirty million, two hundred seventy-three", and thus it is an aban number.