29956425618388 has 24 divisors (see below), whose sum is σ = 55317678978240. Its totient is φ = 14166008788800.

The previous prime is 29956425618367. The next prime is 29956425618391. The reversal of 29956425618388 is 88381652465992.

It is a hoax number, since the sum of its digits (76) coincides with the sum of the digits of its distinct prime factors.

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, 1829280138 + ... + 1829296513.

It is an arithmetic number, because the mean of its divisors is an integer number (2304903290760).

Almost surely, 2^{29956425618388} is an apocalyptic number.

It is an amenable number.

29956425618388 is a deficient number, since it is larger than the sum of its proper divisors (25361253359852).

29956425618388 is a wasteful number, since it uses less digits than its factorization.

29956425618388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3658576767 (or 3658576765 counting only the distinct ones).

The product of its digits is 1791590400, while the sum is 76.

The spelling of 29956425618388 in words is "twenty-nine trillion, nine hundred fifty-six billion, four hundred twenty-five million, six hundred eighteen thousand, three hundred eighty-eight".