29713734720880 has 40 divisors (see below), whose sum is σ = 78953637974112. Its totient is φ = 10187566189824.

The previous prime is 29713734720863. The next prime is 29713734720881. The reversal of 29713734720880 is 8802743731792.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29713734720881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26530119727 + ... + 26530120846.

Almost surely, 2^{29713734720880} is an apocalyptic number.

29713734720880 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29713734720880 is an abundant number, since it is smaller than the sum of its proper divisors (49239903253232).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29713734720880 is a wasteful number, since it uses less digits than its factorization.

29713734720880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53060240593 (or 53060240587 counting only the distinct ones).

The product of its (nonzero) digits is 28449792, while the sum is 61.

The spelling of 29713734720880 in words is "twenty-nine trillion, seven hundred thirteen billion, seven hundred thirty-four million, seven hundred twenty thousand, eight hundred eighty".