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55512650652 = 22313135313391
BaseRepresentation
bin110011101100110011…
…111101001110011100
312022021202211211200020
4303230303331032130
51402142214310102
641300244432140
74003440513354
oct635463751634
9168252754606
1055512650652
11215a7498088
12a9130a8650
135308b928a4
14298891bb64
15169d812bbc
hexceccfd39c

55512650652 has 24 divisors (see below), whose sum is σ = 130518296832. Its totient is φ = 18362962800.

The previous prime is 55512650651. The next prime is 55512650653. The reversal of 55512650652 is 25605621555.

It is an interprime number because it is at equal distance from previous prime (55512650651) and next prime (55512650653).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55512650651) 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, 17655124 + ... + 17658267.

It is an arithmetic number, because the mean of its divisors is an integer number (5438262368).

Almost surely, 255512650652 is an apocalyptic number.

It is an amenable number.

55512650652 is an abundant number, since it is smaller than the sum of its proper divisors (75005646180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55512650652 is a wasteful number, since it uses less digits than its factorization.

55512650652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35313529 (or 35313527 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 55512650652 in words is "fifty-five billion, five hundred twelve million, six hundred fifty thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 131 262 393 524 786 1572 35313391 70626782 105940173 141253564 211880346 423760692 4626054221 9252108442 13878162663 18504216884 27756325326 55512650652