29343964531 has 64 divisors (see below), whose sum is σ = 36155392000. Its totient is φ = 23775897600.

The previous prime is 29343964523. The next prime is 29343964589. The reversal of 29343964531 is 13546934392.

It is not a de Polignac number, because 29343964531 - 2³ = 29343964523 is a prime.

It is a super-2 number, since 2×29343964531² (a number of 22 digits) contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (29343964031) by changing a digit.

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 63 ways as a sum of consecutive naturals, for example, 152041171 + ... + 152041363.

It is an arithmetic number, because the mean of its divisors is an integer number (564928000).

Almost surely, 2^29343964531 is an apocalyptic number.

29343964531 is a deficient number, since it is larger than the sum of its proper divisors (6811427469).

29343964531 is a wasteful number, since it uses less digits than its factorization.

29343964531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505 (or 491 counting only the distinct ones).

The product of its digits is 2099520, while the sum is 49.

The spelling of 29343964531 in words is "twenty-nine billion, three hundred forty-three million, nine hundred sixty-four thousand, five hundred thirty-one".