20146754561302 has 8 divisors (see below), whose sum is σ = 30220153048800. Its totient is φ = 10073370211704.

The previous prime is 20146754561273. The next prime is 20146754561317. The reversal of 20146754561302 is 20316545764102.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1413324 + ... + 6503152.

It is an arithmetic number, because the mean of its divisors is an integer number (3777519131100).

Almost surely, 2^{20146754561302} is an apocalyptic number.

20146754561302 is a deficient number, since it is larger than the sum of its proper divisors (10073398487498).

20146754561302 is a wasteful number, since it uses less digits than its factorization.

20146754561302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7068950.

The product of its (nonzero) digits is 1209600, while the sum is 46.

The spelling of 20146754561302 in words is "twenty trillion, one hundred forty-six billion, seven hundred fifty-four million, five hundred sixty-one thousand, three hundred two".