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1992032853265 = 571323190351921
BaseRepresentation
bin11100111111001110011…
…010010001110100010001
321001102210012020212021101
4130333032122101310101
5230114140402301030
64123043253224401
7263630300606020
oct34771632216421
97042705225241
101992032853265
116a88a86825a4
1228209b932101
13115b03a84b70
146c5b46d88b7
1536c3d8217ca
hex1cfce691d11

1992032853265 has 32 divisors (see below), whose sum is σ = 3069995798016. Its totient is φ = 1206069765120.

The previous prime is 1992032853233. The next prime is 1992032853287. The reversal of 1992032853265 is 5623582302991.

It is not a de Polignac number, because 1992032853265 - 25 = 1992032853233 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95165496 + ... + 95186425.

It is an arithmetic number, because the mean of its divisors is an integer number (95937368688).

Almost surely, 21992032853265 is an apocalyptic number.

It is an amenable number.

1992032853265 is a deficient number, since it is larger than the sum of its proper divisors (1077962944751).

1992032853265 is a wasteful number, since it uses less digits than its factorization.

1992032853265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190351969.

The product of its (nonzero) digits is 6998400, while the sum is 55.

The spelling of 1992032853265 in words is "one trillion, nine hundred ninety-two billion, thirty-two million, eight hundred fifty-three thousand, two hundred sixty-five".

Divisors: 1 5 7 13 23 35 65 91 115 161 299 455 805 1495 2093 10465 190351921 951759605 1332463447 2474574973 4378094183 6662317235 12372874865 17322024811 21890470915 30646659281 56915224379 86610124055 153233296405 284576121895 398406570653 1992032853265