20453530226618 has 8 divisors (see below), whose sum is σ = 30691383275712. Its totient is φ = 10223069134716.

The previous prime is 20453530226617. The next prime is 20453530226693. The reversal of 20453530226618 is 81662203535402.

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

It is not an unprimeable number, because it can be changed into a prime (20453530226617) 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, 1847982380 + ... + 1847993447.

It is an arithmetic number, because the mean of its divisors is an integer number (3836422909464).

Almost surely, 2^{20453530226618} is an apocalyptic number.

20453530226618 is a deficient number, since it is larger than the sum of its proper divisors (10237853049094).

20453530226618 is a wasteful number, since it uses less digits than its factorization.

20453530226618 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3695978596.

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 20453530226618 in words is "twenty trillion, four hundred fifty-three billion, five hundred thirty million, two hundred twenty-six thousand, six hundred eighteen".