654211554361 has 4 divisors (see below), whose sum is σ = 659205535824. Its totient is φ = 649217572900.

The previous prime is 654211554323. The next prime is 654211554391. The reversal of 654211554361 is 163455112456.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 654211554361 - 2⁷ = 654211554233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (654211554391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2496990535 + ... + 2496990796.

It is an arithmetic number, because the mean of its divisors is an integer number (164801383956).

Almost surely, 2^654211554361 is an apocalyptic number.

It is an amenable number.

654211554361 is a deficient number, since it is larger than the sum of its proper divisors (4993981463).

654211554361 is a wasteful number, since it uses less digits than its factorization.

654211554361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4993981462.

The product of its digits is 432000, while the sum is 43.

The spelling of 654211554361 in words is "six hundred fifty-four billion, two hundred eleven million, five hundred fifty-four thousand, three hundred sixty-one".