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55302214541 = 7416123913217
BaseRepresentation
bin110011100000010001…
…001101001110001101
312021202002212120121012
4303200101031032031
51401224331331131
641223330215005
73665304032120
oct634021151615
9167662776535
1055302214541
11214a9727342
12a874724465
1352a43c3392
1429689c03b7
15168a0e652b
hexce044d38d

55302214541 has 32 divisors (see below), whose sum is σ = 66085770240. Its totient is φ = 45293875200.

The previous prime is 55302214489. The next prime is 55302214631. The reversal of 55302214541 is 14541220355.

It is a de Polignac number, because none of the positive numbers 2k-55302214541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55302214498 and 55302214507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55302210541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4177565 + ... + 4190781.

It is an arithmetic number, because the mean of its divisors is an integer number (2065180320).

Almost surely, 255302214541 is an apocalyptic number.

It is an amenable number.

55302214541 is a deficient number, since it is larger than the sum of its proper divisors (10783555699).

55302214541 is a wasteful number, since it uses less digits than its factorization.

55302214541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13565.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 55302214541 its reverse (14541220355), we get a palindrome (69843434896).

The spelling of 55302214541 in words is "fifty-five billion, three hundred two million, two hundred fourteen thousand, five hundred forty-one".

Divisors: 1 7 41 61 239 287 427 1673 2501 9799 13217 14579 17507 68593 92519 102053 541897 597739 806237 3158863 3793279 4184173 5643659 22112041 33055717 129513383 192690643 231390019 906593681 1348834501 7900316363 55302214541