29041122840 has 32 divisors (see below), whose sum is σ = 87123368880. Its totient is φ = 7744299392.

The previous prime is 29041122833. The next prime is 29041122853. The reversal of 29041122840 is 4822114092.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121004559 + ... + 121004798.

Almost surely, 2^29041122840 is an apocalyptic number.

29041122840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29041122840 is an abundant number, since it is smaller than the sum of its proper divisors (58082246040).

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

29041122840 is a wasteful number, since it uses less digits than its factorization.

29041122840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242009371 (or 242009367 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 33.

The spelling of 29041122840 in words is "twenty-nine billion, forty-one million, one hundred twenty-two thousand, eight hundred forty".