20330004455454 has 8 divisors (see below), whose sum is σ = 40660008910920. Its totient is φ = 6776668151816.

The previous prime is 20330004455429. The next prime is 20330004455471. The reversal of 20330004455454 is 45455440003302.

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

20330004455454 is an admirable number.

It is a super-2 number, since 2×20330004455454² (a number of 27 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, 1694167037949 + ... + 1694167037960.

It is an arithmetic number, because the mean of its divisors is an integer number (5082501113865).

Almost surely, 2^{20330004455454} is an apocalyptic number.

20330004455454 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20330004455454 is a wasteful number, since it uses less digits than its factorization.

20330004455454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3388334075914.

The product of its (nonzero) digits is 576000, while the sum is 39.

Adding to 20330004455454 its reverse (45455440003302), we get a palindrome (65785444458756).

The spelling of 20330004455454 in words is "twenty trillion, three hundred thirty billion, four million, four hundred fifty-five thousand, four hundred fifty-four".