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2127077789011 = 717107419398693
BaseRepresentation
bin11110111100111111101…
…101110100110101010011
321112100100201010101201021
4132330333231310311103
5234322223403222021
64305055511020311
7306450653613610
oct36747755646523
97470321111637
102127077789011
117500a7a6060a
122a42aa06a697
13125775bbc576
1474d45c01507
153a4e4515c41
hex1ef3fb74d53

2127077789011 has 32 divisors (see below), whose sum is σ = 2604205416960. Its totient is φ = 1695863533056.

The previous prime is 2127077788981. The next prime is 2127077789033. The reversal of 2127077789011 is 1109877707212.

It is not a de Polignac number, because 2127077789011 - 223 = 2127069400403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2127077789011.

It is not an unprimeable number, because it can be changed into a prime (2127077789311) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5135781 + ... + 5534473.

It is an arithmetic number, because the mean of its divisors is an integer number (81381419280).

Almost surely, 22127077789011 is an apocalyptic number.

2127077789011 is a deficient number, since it is larger than the sum of its proper divisors (477127627949).

2127077789011 is a wasteful number, since it uses less digits than its factorization.

2127077789011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399243.

The product of its (nonzero) digits is 691488, while the sum is 52.

The spelling of 2127077789011 in words is "two trillion, one hundred twenty-seven billion, seventy-seven million, seven hundred eighty-nine thousand, eleven".

Divisors: 1 7 17 107 119 419 749 1819 2933 7123 12733 44833 49861 313831 398693 762161 2790851 5335127 6777781 42660151 47444467 167052367 298621057 725222567 1169366569 2839890239 5076557969 17874603269 19879231673 125122222883 303868255573 2127077789011