27421740716554 has 32 divisors (see below), whose sum is σ = 43978852592640. Its totient is φ = 12778033809408.

The previous prime is 27421740716453. The next prime is 27421740716561. The reversal of 27421740716554 is 45561704712472.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 27421740716495 and 27421740716504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6462234 + ... + 9828730.

It is an arithmetic number, because the mean of its divisors is an integer number (1374339143520).

Almost surely, 2^{27421740716554} is an apocalyptic number.

27421740716554 is a deficient number, since it is larger than the sum of its proper divisors (16557111876086).

27421740716554 is a wasteful number, since it uses less digits than its factorization.

27421740716554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3368862.

The product of its (nonzero) digits is 13171200, while the sum is 55.

The spelling of 27421740716554 in words is "twenty-seven trillion, four hundred twenty-one billion, seven hundred forty million, seven hundred sixteen thousand, five hundred fifty-four".