29957824228442 has 24 divisors (see below), whose sum is σ = 49649195945748. Its totient is φ = 13546637406720.

The previous prime is 29957824228427. The next prime is 29957824228483. The reversal of 29957824228442 is 24482242875992.

It can be written as a sum of positive squares in 2 ways, for example, as 29478047738161 + 479776490281 = 5429369^2 + 692659^2 .

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, 320659673 + ... + 320753084.

Almost surely, 2^{29957824228442} is an apocalyptic number.

29957824228442 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

29957824228442 is a deficient number, since it is larger than the sum of its proper divisors (19691371717306).

29957824228442 is a wasteful number, since it uses less digits than its factorization.

29957824228442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641412974 (or 641412963 counting only the distinct ones).

The product of its digits is 371589120, while the sum is 68.

The spelling of 29957824228442 in words is "twenty-nine trillion, nine hundred fifty-seven billion, eight hundred twenty-four million, two hundred twenty-eight thousand, four hundred forty-two".