20234554461 has 16 divisors (see below), whose sum is σ = 32702310720. Its totient is φ = 12263366160.

The previous prime is 20234554429. The next prime is 20234554463. The reversal of 20234554461 is 16445543202.

20234554461 is a `hidden beast` number, since 20 + 2 + 34 + 5 + 544 + 61 = 666.

It is not a de Polignac number, because 20234554461 - 2⁵ = 20234554429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20234554463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34064610 + ... + 34065203.

It is an arithmetic number, because the mean of its divisors is an integer number (2043894420).

Almost surely, 2^20234554461 is an apocalyptic number.

It is an amenable number.

20234554461 is a deficient number, since it is larger than the sum of its proper divisors (12467756259).

20234554461 is a wasteful number, since it uses less digits than its factorization.

20234554461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68129833 (or 68129827 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 20234554461 in words is "twenty billion, two hundred thirty-four million, five hundred fifty-four thousand, four hundred sixty-one".