20346727124770 has 16 divisors (see below), whose sum is σ = 36903682176768. Its totient is φ = 8076563438320.

The previous prime is 20346727124729. The next prime is 20346727124771. The reversal of 20346727124770 is 7742172764302.

It is a super-2 number, since 2×20346727124770² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20346727124771) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7765925074 + ... + 7765927693.

It is an arithmetic number, because the mean of its divisors is an integer number (2306480136048).

Almost surely, 2^{20346727124770} is an apocalyptic number.

20346727124770 is a deficient number, since it is larger than the sum of its proper divisors (16556955051998).

20346727124770 is a wasteful number, since it uses less digits than its factorization.

20346727124770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15531852905.

The product of its (nonzero) digits is 5531904, while the sum is 52.

The spelling of 20346727124770 in words is "twenty trillion, three hundred forty-six billion, seven hundred twenty-seven million, one hundred twenty-four thousand, seven hundred seventy".