20334100455 has 12 divisors (see below), whose sum is σ = 35245774200. Its totient is φ = 10844853552.

The previous prime is 20334100393. The next prime is 20334100463. The reversal of 20334100455 is 55400143302.

20334100455 is a `hidden beast` number, since 203 + 3 + 4 + 1 + 0 + 0 + 455 = 666.

It is not a de Polignac number, because 20334100455 - 2²⁴ = 20317323239 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 225934405 + ... + 225934494.

It is an arithmetic number, because the mean of its divisors is an integer number (2937147850).

Almost surely, 2^20334100455 is an apocalyptic number.

20334100455 is a deficient number, since it is larger than the sum of its proper divisors (14911673745).

20334100455 is a wasteful number, since it uses less digits than its factorization.

20334100455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451868910 (or 451868907 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

Adding to 20334100455 its reverse (55400143302), we get a palindrome (75734243757).

The spelling of 20334100455 in words is "twenty billion, three hundred thirty-four million, one hundred thousand, four hundred fifty-five".