20355045270704 has 20 divisors (see below), whose sum is σ = 39438104415840. Its totient is φ = 10177469937600.

The previous prime is 20355045270619. The next prime is 20355045270727. The reversal of 20355045270704 is 40707254055302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7619 + ... + 6380450.

It is an arithmetic number, because the mean of its divisors is an integer number (1971905220792).

Almost surely, 2^{20355045270704} is an apocalyptic number.

It is an amenable number.

20355045270704 is a deficient number, since it is larger than the sum of its proper divisors (19083059145136).

20355045270704 is a wasteful number, since it uses less digits than its factorization.

20355045270704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6587228 (or 6587222 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 44.

The spelling of 20355045270704 in words is "twenty trillion, three hundred fifty-five billion, forty-five million, two hundred seventy thousand, seven hundred four".