29997928910042 has 64 divisors (see below), whose sum is σ = 45927162445824. Its totient is φ = 14693001765120.

The previous prime is 29997928910017. The next prime is 29997928910099. The reversal of 29997928910042 is 24001982979992.

It is a super-2 number, since 2×29997928910042² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9472031543 + ... + 9472034709.

It is an arithmetic number, because the mean of its divisors is an integer number (717611913216).

Almost surely, 2^{29997928910042} is an apocalyptic number.

29997928910042 is a deficient number, since it is larger than the sum of its proper divisors (15929233535782).

29997928910042 is a wasteful number, since it uses less digits than its factorization.

29997928910042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4563.

The product of its (nonzero) digits is 105815808, while the sum is 71.

The spelling of 29997928910042 in words is "twenty-nine trillion, nine hundred ninety-seven billion, nine hundred twenty-eight million, nine hundred ten thousand, forty-two".