20452290307306 has 48 divisors (see below), whose sum is σ = 36241163000640. Its totient is φ = 8581064943360.

The previous prime is 20452290307249. The next prime is 20452290307357. The reversal of 20452290307306 is 60370309225402.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120262971 + ... + 120432913.

It is an arithmetic number, because the mean of its divisors is an integer number (755024229180).

Almost surely, 2^{20452290307306} is an apocalyptic number.

20452290307306 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

20452290307306 is a deficient number, since it is larger than the sum of its proper divisors (15788872693334).

20452290307306 is a wasteful number, since it uses less digits than its factorization.

20452290307306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202351 (or 202338 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 43.

The spelling of 20452290307306 in words is "twenty trillion, four hundred fifty-two billion, two hundred ninety million, three hundred seven thousand, three hundred six".