29123034490 has 16 divisors (see below), whose sum is σ = 57187049760. Its totient is φ = 10590194320.

The previous prime is 29123034481. The next prime is 29123034503. The reversal of 29123034490 is 9443032192.

It is a super-2 number, since 2×29123034490² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132377320 + ... + 132377539.

It is an arithmetic number, because the mean of its divisors is an integer number (3574190610).

Almost surely, 2^29123034490 is an apocalyptic number.

29123034490 is a deficient number, since it is larger than the sum of its proper divisors (28064015270).

29123034490 is a wasteful number, since it uses less digits than its factorization.

29123034490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264754877.

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 29123034490 in words is "twenty-nine billion, one hundred twenty-three million, thirty-four thousand, four hundred ninety".