20271740531374 has 16 divisors (see below), whose sum is σ = 30462288373440. Its totient is φ = 10117648224000.

The previous prime is 20271740531351. The next prime is 20271740531381. The reversal of 20271740531374 is 47313504717202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9725707 + ... + 11624665.

It is an arithmetic number, because the mean of its divisors is an integer number (1903893023340).

Almost surely, 2^{20271740531374} is an apocalyptic number.

20271740531374 is a deficient number, since it is larger than the sum of its proper divisors (10190547842066).

20271740531374 is a wasteful number, since it uses less digits than its factorization.

20271740531374 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1908555.

The product of its (nonzero) digits is 987840, while the sum is 46.

The spelling of 20271740531374 in words is "twenty trillion, two hundred seventy-one billion, seven hundred forty million, five hundred thirty-one thousand, three hundred seventy-four".