29378880652 has 24 divisors (see below), whose sum is σ = 56924078400. Its totient is φ = 13154721360.

The previous prime is 29378880623. The next prime is 29378880673. The reversal of 29378880652 is 25608887392.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4979902 + ... + 4985797.

It is an arithmetic number, because the mean of its divisors is an integer number (2371836600).

Almost surely, 2^29378880652 is an apocalyptic number.

29378880652 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

29378880652 is a deficient number, since it is larger than the sum of its proper divisors (27545197748).

29378880652 is a wasteful number, since it uses less digits than its factorization.

29378880652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9965781 (or 9965779 counting only the distinct ones).

The product of its (nonzero) digits is 11612160, while the sum is 58.

The spelling of 29378880652 in words is "twenty-nine billion, three hundred seventy-eight million, eight hundred eighty thousand, six hundred fifty-two".