29040397756 has 24 divisors (see below), whose sum is σ = 51616278000. Its totient is φ = 14294315904.

The previous prime is 29040397739. The next prime is 29040397817. The reversal of 29040397756 is 65779304092.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96586 + ... + 259633.

It is an arithmetic number, because the mean of its divisors is an integer number (2150678250).

Almost surely, 2^29040397756 is an apocalyptic number.

It is an amenable number.

29040397756 is a deficient number, since it is larger than the sum of its proper divisors (22575880244).

29040397756 is a wasteful number, since it uses less digits than its factorization.

29040397756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356541 (or 356539 counting only the distinct ones).

The product of its (nonzero) digits is 2857680, while the sum is 52.

The spelling of 29040397756 in words is "twenty-nine billion, forty million, three hundred ninety-seven thousand, seven hundred fifty-six".