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5561679261525 = 352431724551709
BaseRepresentation
bin101000011101110110111…
…1010101010111101010101
3201200200122222201222011020
41100323231322222331111
51212110304342332100
615455000012231353
71112550411465432
oct120735572527525
921620588658136
105561679261525
111854770a50062
12759a8316b559
1331460583719a
141532884a6b89
1599a132115a0
hex50eedeaaf55

5561679261525 has 24 divisors (see below), whose sum is σ = 9409154129760. Its totient is φ = 2897246869440.

The previous prime is 5561679261517. The next prime is 5561679261559. The reversal of 5561679261525 is 5251629761655.

It is not a de Polignac number, because 5561679261525 - 23 = 5561679261517 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 862272630 + ... + 862279079.

It is an arithmetic number, because the mean of its divisors is an integer number (392048088740).

Almost surely, 25561679261525 is an apocalyptic number.

It is an amenable number.

5561679261525 is a deficient number, since it is larger than the sum of its proper divisors (3847474868235).

5561679261525 is a wasteful number, since it uses less digits than its factorization.

5561679261525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1724551765 (or 1724551760 counting only the distinct ones).

The product of its digits is 34020000, while the sum is 60.

The spelling of 5561679261525 in words is "five trillion, five hundred sixty-one billion, six hundred seventy-nine million, two hundred sixty-one thousand, five hundred twenty-five".

Divisors: 1 3 5 15 25 43 75 129 215 645 1075 3225 1724551709 5173655127 8622758545 25868275635 43113792725 74155723487 129341378175 222467170461 370778617435 1112335852305 1853893087175 5561679261525