29423797689480 has 32 divisors (see below), whose sum is σ = 88271393068800. Its totient is φ = 7846346050496.

The previous prime is 29423797689479. The next prime is 29423797689493. The reversal of 29423797689480 is 8498679732492.

It is a junction number, because it is equal to n+sod(n) for n = 29423797689396 and 29423797689405.

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, 122599156920 + ... + 122599157159.

It is an arithmetic number, because the mean of its divisors is an integer number (2758481033400).

Almost surely, 2^{29423797689480} is an apocalyptic number.

29423797689480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29423797689480 is an abundant number, since it is smaller than the sum of its proper divisors (58847595379320).

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

29423797689480 is a wasteful number, since it uses less digits than its factorization.

29423797689480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245198314093 (or 245198314089 counting only the distinct ones).

The product of its (nonzero) digits is 2633637888, while the sum is 78.

The spelling of 29423797689480 in words is "twenty-nine trillion, four hundred twenty-three billion, seven hundred ninety-seven million, six hundred eighty-nine thousand, four hundred eighty".