29321485438 has 24 divisors (see below), whose sum is σ = 51242679432. Its totient is φ = 12546780624.

The previous prime is 29321485381. The next prime is 29321485481. The reversal of 29321485438 is 83458412392.

It is a happy number.

It is a super-3 number, since 3×29321485438³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a junction number, because it is equal to n+sod(n) for n = 29321485391 and 29321485400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169645 + ... + 295672.

It is an arithmetic number, because the mean of its divisors is an integer number (2135111643).

Almost surely, 2^29321485438 is an apocalyptic number.

29321485438 is a deficient number, since it is larger than the sum of its proper divisors (21921193994).

29321485438 is a wasteful number, since it uses less digits than its factorization.

29321485438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465976 (or 465969 counting only the distinct ones).

The product of its digits is 1658880, while the sum is 49.

The spelling of 29321485438 in words is "twenty-nine billion, three hundred twenty-one million, four hundred eighty-five thousand, four hundred thirty-eight".