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55010487211 = 137401536403
BaseRepresentation
bin110011001110111000…
…010110101110101011
312020222202221021221021
4303032320112232223
51400130141042321
641134345353311
73655132266121
oct631670265653
9166882837837
1055010487211
1121369a93279
12a7b2a98837
135258b30b64
14293bd61911
15166e6bd941
hexccee16bab

55010487211 has 4 divisors (see below), whose sum is σ = 55412023752. Its totient is φ = 54608950672.

The previous prime is 55010487193. The next prime is 55010487229. The reversal of 55010487211 is 11278401055.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (55010487193) and next prime (55010487229).

It is a cyclic number.

It is not a de Polignac number, because 55010487211 - 217 = 55010356139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55010487271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200768065 + ... + 200768338.

It is an arithmetic number, because the mean of its divisors is an integer number (13853005938).

Almost surely, 255010487211 is an apocalyptic number.

55010487211 is a deficient number, since it is larger than the sum of its proper divisors (401536541).

55010487211 is a wasteful number, since it uses less digits than its factorization.

55010487211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401536540.

The product of its (nonzero) digits is 11200, while the sum is 34.

Adding to 55010487211 its reverse (11278401055), we get a palindrome (66288888266).

The spelling of 55010487211 in words is "fifty-five billion, ten million, four hundred eighty-seven thousand, two hundred eleven".

Divisors: 1 137 401536403 55010487211