20146047142570 has 64 divisors (see below), whose sum is σ = 38499999685632. Its totient is φ = 7576716672000.

The previous prime is 20146047142433. The next prime is 20146047142583. The reversal of 20146047142570 is 7524174064102.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6654850 + ... + 9196690.

It is an arithmetic number, because the mean of its divisors is an integer number (601562495088).

Almost surely, 2^{20146047142570} is an apocalyptic number.

20146047142570 is a deficient number, since it is larger than the sum of its proper divisors (18353952543062).

20146047142570 is a wasteful number, since it uses less digits than its factorization.

20146047142570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2542607.

The product of its (nonzero) digits is 376320, while the sum is 43.

The spelling of 20146047142570 in words is "twenty trillion, one hundred forty-six billion, forty-seven million, one hundred forty-two thousand, five hundred seventy".