29993765338970 has 16 divisors (see below), whose sum is σ = 55305577064808. Its totient is φ = 11704884034560.

The previous prime is 29993765338949. The next prime is 29993765339123. The reversal of 29993765338970 is 7983356739992.

It can be written as a sum of positive squares in 4 ways, for example, as 14411506470001 + 15582258868969 = 3796249^2 + 3947437^2 .

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, 36577762199 + ... + 36577763018.

Almost surely, 2^{29993765338970} is an apocalyptic number.

29993765338970 is a deficient number, since it is larger than the sum of its proper divisors (25311811725838).

29993765338970 is a wasteful number, since it uses less digits than its factorization.

29993765338970 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73155525265.

The product of its (nonzero) digits is 4166497440, while the sum is 80.

The spelling of 29993765338970 in words is "twenty-nine trillion, nine hundred ninety-three billion, seven hundred sixty-five million, three hundred thirty-eight thousand, nine hundred seventy".