29626091021420 has 48 divisors (see below), whose sum is σ = 62282155219200. Its totient is φ = 11837607764160.

The previous prime is 29626091021297. The next prime is 29626091021437. The reversal of 29626091021420 is 2412019062692.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 194143511 + ... + 194296049.

It is an arithmetic number, because the mean of its divisors is an integer number (1297544900400).

Almost surely, 2^{29626091021420} is an apocalyptic number.

29626091021420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

29626091021420 is an abundant number, since it is smaller than the sum of its proper divisors (32656064197780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

29626091021420 is a wasteful number, since it uses less digits than its factorization.

29626091021420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162998 (or 162996 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 29626091021420 in words is "twenty-nine trillion, six hundred twenty-six billion, ninety-one million, twenty-one thousand, four hundred twenty".