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55386205941 = 31112011397477
BaseRepresentation
bin110011100101010001…
…100110111011110101
312021221221220210010210
4303211101212323311
51401412332042231
641235530340033
74000343661033
oct634521467365
9167857823123
1055386205941
1121542084320
12a89888a619
1352b8920431
142975c05553
151692687a46
hexce5466ef5

55386205941 has 16 divisors (see below), whose sum is σ = 80628890688. Its totient is φ = 33539424000.

The previous prime is 55386205913. The next prime is 55386205961. The reversal of 55386205941 is 14950268355.

It is not a de Polignac number, because 55386205941 - 210 = 55386204917 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55386205961) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 659106 + ... + 738371.

It is an arithmetic number, because the mean of its divisors is an integer number (5039305668).

Almost surely, 255386205941 is an apocalyptic number.

It is an amenable number.

55386205941 is a deficient number, since it is larger than the sum of its proper divisors (25242684747).

55386205941 is a wasteful number, since it uses less digits than its factorization.

55386205941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398692.

The product of its (nonzero) digits is 1296000, while the sum is 48.

The spelling of 55386205941 in words is "fifty-five billion, three hundred eighty-six million, two hundred five thousand, nine hundred forty-one".

Divisors: 1 3 11 33 1201 3603 13211 39633 1397477 4192431 15372247 46116741 1678369877 5035109631 18462068647 55386205941