671214136262554 has 8 divisors (see below), whose sum is σ = 1006832074301568. Its totient is φ = 335603444828700.

The previous prime is 671214136262473. The next prime is 671214136262563. The reversal of 671214136262554 is 455262631412176.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 671214136262495 and 671214136262504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1811419722 + ... + 1811790229.

It is an arithmetic number, because the mean of its divisors is an integer number (125854009287696).

Almost surely, 2^{671214136262554} is an apocalyptic number.

671214136262554 is a deficient number, since it is larger than the sum of its proper divisors (335617938039014).

671214136262554 is a wasteful number, since it uses less digits than its factorization.

671214136262554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3623302580.

The product of its digits is 14515200, while the sum is 55.

The spelling of 671214136262554 in words is "six hundred seventy-one trillion, two hundred fourteen billion, one hundred thirty-six million, two hundred sixty-two thousand, five hundred fifty-four".