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55292647597 = 1137135854171
BaseRepresentation
bin110011011111101100…
…101101100010101101
312021201102212112012221
4303133230231202231
51401214404210342
641222345155341
73665126515135
oct633754554255
9167642775187
1055292647597
11214a4292580
12a87148bb51
1352a2423975
14296760dac5
151689356a67
hexcdfb2d8ad

55292647597 has 8 divisors (see below), whose sum is σ = 61949502432. Its totient is φ = 48907501200.

The previous prime is 55292647589. The next prime is 55292647607. The reversal of 55292647597 is 79574629255.

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

It is a cyclic number.

It is not a de Polignac number, because 55292647597 - 23 = 55292647589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55292647507) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67926679 + ... + 67927492.

It is an arithmetic number, because the mean of its divisors is an integer number (7743687804).

Almost surely, 255292647597 is an apocalyptic number.

It is an amenable number.

55292647597 is a deficient number, since it is larger than the sum of its proper divisors (6656854835).

55292647597 is a wasteful number, since it uses less digits than its factorization.

55292647597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135854219.

The product of its digits is 47628000, while the sum is 61.

The spelling of 55292647597 in words is "fifty-five billion, two hundred ninety-two million, six hundred forty-seven thousand, five hundred ninety-seven".

Divisors: 1 11 37 407 135854171 1494395881 5026604327 55292647597