20372534306 has 8 divisors (see below), whose sum is σ = 31544569344. Its totient is φ = 9857677860.

The previous prime is 20372534279. The next prime is 20372534317. The reversal of 20372534306 is 60343527302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164294570 + ... + 164294693.

It is an arithmetic number, because the mean of its divisors is an integer number (3943071168).

Almost surely, 2^20372534306 is an apocalyptic number.

20372534306 is a deficient number, since it is larger than the sum of its proper divisors (11172035038).

20372534306 is a wasteful number, since it uses less digits than its factorization.

20372534306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328589296.

The product of its (nonzero) digits is 90720, while the sum is 35.

The spelling of 20372534306 in words is "twenty billion, three hundred seventy-two million, five hundred thirty-four thousand, three hundred six".