29941420450 has 12 divisors (see below), whose sum is σ = 55691042130. Its totient is φ = 11976568160.

The previous prime is 29941420373. The next prime is 29941420451. The reversal of 29941420450 is 5402414992.

It can be written as a sum of positive squares in 3 ways, for example, as 21196739281 + 8744681169 = 145591^2 + 93513^2 .

It is not an unprimeable number, because it can be changed into a prime (29941420451) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 299414155 + ... + 299414254.

Almost surely, 2^29941420450 is an apocalyptic number.

29941420450 is a deficient number, since it is larger than the sum of its proper divisors (25749621680).

29941420450 is a wasteful number, since it uses less digits than its factorization.

29941420450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 598828421 (or 598828416 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 40.

The spelling of 29941420450 in words is "twenty-nine billion, nine hundred forty-one million, four hundred twenty thousand, four hundred fifty".