20453633054 has 8 divisors (see below), whose sum is σ = 31333225248. Its totient is φ = 10009224640.

The previous prime is 20453633033. The next prime is 20453633063. The reversal of 20453633054 is 45033635402.

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

It is a super-2 number, since 2×20453633054² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 108795827 + ... + 108796014.

It is an arithmetic number, because the mean of its divisors is an integer number (3916653156).

Almost surely, 2^20453633054 is an apocalyptic number.

20453633054 is a deficient number, since it is larger than the sum of its proper divisors (10879592194).

20453633054 is a wasteful number, since it uses less digits than its factorization.

20453633054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217591890.

The product of its (nonzero) digits is 129600, while the sum is 35.

The spelling of 20453633054 in words is "twenty billion, four hundred fifty-three million, six hundred thirty-three thousand, fifty-four".