654222243531046 has 4 divisors (see below), whose sum is σ = 981333365296572. Its totient is φ = 327111121765522.

The previous prime is 654222243531023. The next prime is 654222243531049. The reversal of 654222243531046 is 640135342222456.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (654222243531049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163555560882760 + ... + 163555560882763.

It is an arithmetic number, because the mean of its divisors is an integer number (245333341324143).

Almost surely, 2^{654222243531046} is an apocalyptic number.

654222243531046 is a deficient number, since it is larger than the sum of its proper divisors (327111121765526).

654222243531046 is a wasteful number, since it uses less digits than its factorization.

654222243531046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327111121765525.

The product of its (nonzero) digits is 8294400, while the sum is 49.

The spelling of 654222243531046 in words is "six hundred fifty-four trillion, two hundred twenty-two billion, two hundred forty-three million, five hundred thirty-one thousand, forty-six".